[Brand] 20W USB C Charger Block 4-Pack – ETL Certified Safe Charging, Overvoltage and Temperature Protected Adapter
[Brand] 20W USB C Charger Block 4-Pack – ETL Certified Safe Charging, Overvoltage and Temperature Protected Adapter
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Why you'll love it
- 4-pack value drops the cost per charger well below single-unit OEM blocks
- USB-C 20W + USB-A 18W lets you fast-charge a new iPhone and still power an older cable-based device at the same time
- ETL-certified protection (overvoltage, overcurrent, temperature control) reassures buyers leaving devices charging overnight
- 9 color options plus a 40W White variant let households assign a unique color to each family member or room
- Compact plug form factor keeps the second outlet on a wall plate or power strip free for other devices
- Universal compatibility from iPhone 5 through iPhone 17, Galaxy S20-S25, Pixel 6-9, iPad, and AirPods means no future charger lock-in
Perfect for
- Replace multiple bulky single-port wall adapters with one slim dual-port block per outlet
- Charge an iPhone and AirPods (or phone and tablet) simultaneously at full speed
- Stock a short-term rental or office with matching chargers in every room
- Gift a 4-pack to family members so each person gets a dedicated color-coded charger
- Top up a phone from 0 to 59% during a 30-minute morning routine before leaving the house
CXX 2-in-1 Fast Charging Wall Charger
2-in-1 Design
Tired of having to carry around multiple ungainly chargers for your smartphones? This pocket-friendly wall charger block can power up 2 mobile devices at the same time thanks to one USB-C port and one USB-A port, which makes it a good travel option.
High-Speed Charging for iPhone and Android phone
Use the 20W USB-C port to charge the i Phone 16 or 15 series and previous i Phone models up to 3× faster than with an original 5W Charger, and the 18W USB-A port to charge the And roid phone models up to 2× faster.
Powered via Power Delivery 3.0 and QC 3.0
This fast charger block supports 20W USB-C port with Power Delivery and 18W USB-A port with QC 3.0, for fast charging your devices in a safe manner.
Superior Safety System
Conforms to the ETL safety standard, this usb charger block provides continuous temperature monitoring and output control to protect your connected device.
Compatibility
Phones
i Phone 16 / 16 pro / 16 plus / 16 pro max / 15 / 15 pro / 15 plus / 15 pro max / 14 / 14 pro / 14 plus / 14 pro max / 13 / 13 Mini / 13 Pro / 13 Pro Max / iPhone 12 / 12 mini / 12 Pro / 12 Pro Max / iPhone SE (2nd generation) / 11 / 11 Pro / 11 Pro Max / XS / XS Max / XR / X / 8 Plus / 8 / 7 / 7 Plus / 6
Sam sung Galaxy S20 / S20+ / S20 Ultra / S10 / S10e / S10+ / S9 / S9+ / S8 / S8+ / Note 9 / Note 8
LG G7 / V30+, Google Pixel / Pixel 3XL / 3 / 2XL / 2, Nexus 5X / 6P, Sony XZ2 Premium, Sony XZ3, and more
Tablets
i Pad 10.2’’ / i Pad mini 8.3’’ / i Pad Pro 12.9’’ / i Pad Pro 10.5’’ / i Pad Pro 11’’/ i Pad mini 5 and more
Accessories
Air Pods and more
Specs
Dimensions: 2.19 in × 1.58 in × 2.44 in / 55.60 mm × 61.86 mm × 38.77 mm (not including the charging prongs)
Input: 100~240V, 50-60Hz 0.5A Max
Output
Single Port
USB-C: 5V==3A / 9V==2.22A / 12V==1.67A (20W Max), USB-A: 5V==3A / 9V==2A / 12V==1.5A (18W Max)
Dual Port
USB-C + USB-A (15W Max)
Notes
1. Use a USB-C to Lightning cable for Power Delivery fast charging for i Phone 8s onwards and i Pad models earlier than 2018. (cable sold separately).
2. When using both ports at the same time, single port has a max output of 15W.
3. This charger is designed to charge phones and tablets. To charge laptops like Mac Book and Huawei Mate Book at full speed, you will need a charger with at least 30W output.
Hey there, welcome to CXX.
Operating for more than 8 years in charger industry, CXX is committed to providing customers with even more perfect chargers. Although chargers have become common place in our daily life, we should always remember to treat them with respect. By embracing a "fast and safe" attitude, we seek to explore new technology and provide you the safer and faster chargers---to create convenience life for you.
CXX uses the charging technology--Power Delivery 3.0, providing you a real fast and safe charging experience.
20W Super Fast Charger
Product Information
[2-in-1] Compatible with both USB Type-A and USB-C, this charger block can power up just about any smartphones, iPhone or Android phone. Its dual ports allow you to charge two things at once, meaning you can substitute multiple bulky wall adapters for this single travel-friendly charger.
[High-Speed Charging] This dual charger block delivers up to 20W of power through the USB-C connector and up to 18W via USB-A. The USB C port can charge your new iPhone up to 59% in 30 mins - 3 times faster than a standard 5W charger, which guarantees you’ll spend minimal time on charging.
[Superior Safety] Conforms to the ETL safety standard, this usb c wall charger is equipped with a wide range of safety features including temperature control, overvoltage and overcurrent protection, so you can rest easy while charging your devices.
[Wide Compatibility] This usb c charger works with a huge range of mobile devices including iPhone 17 / 16 / 15 / 14 / 13 / 12 / 11 / X / 8 / 7 / 6 / 5 / SE, Google Pixel 5 / 5XL / 4a, Galaxy S20 / S10 / S10e, Note 9 / 8, LG G5 / G6, i Pad, Air Pods and more.
[What You Get] 4 x dual-port charger.
Brand: CXX
Connector Type: USB Type A, USB Type C
Compatible Devices: Compatible with iPhone 17 / 17 Pro / Air / 17 Pro Max / 16 / 16 Plus / 16 Pro / 16 Pro Max / 15 / 15 Plus / 15 Pro / 15 Pro Max / 14 / 14 Plus / 14 Pro / 14 Pro Max / 13 / 13 mini / 13 Pro / 13 Pro Max / 12 / 12 mini / 12 Pro / 12 Pro Max / SE (2nd & 3rd Gen) / 11 / 11 Pro / 11 Pro Max / XS / XS Max / XR / X / 8 / 8 Plus / 7 / 7 Plus, Galaxy S25 / S25+ / S25 Ultra / S24 / S24+ / S24 Ultra / S23 / S23+ / S23 Ultra / S23 FE / S22 / S22+ / S22 Ultra / S21 / S21+ / S21 Ultra / S20 / S20+ / S20 Ultra / Z Fold6 / Z Flip6 / A56 5G / A36 5G / A26 5G / A16 5G, Google Pixel 9 / 9 Pro / 9 Pro XL / 9a / 8 / 8 Pro / 8a / 7 / 7 Pro / 7a / 6 / 6 Pro / 6a, iPad Pro 13" (M5) / iPad Pro 11" (M5) / iPad Air 13" (M3) / iPad Air 11" (M3) / iPad (11th Gen, A16) / iPad (10th Gen) / iPad mini (7th Gen, A17 Pro) / iPad mini 6, AirPods Pro 2 / AirPods 4 / AirPods Max, and thousands of other USB-C and USB-A devices.
Compatible Phone Models: Google Pixel
Included Components: 4 x Dual-Port Charger
Special Feature: Fast Charging
Color: White
Input Voltage: 120 volts
Amperage: 4 A
Total USB Ports: 2
Connector Type: USB Type A, USB Type C
Compatible Devices: Compatible with iPhone 17 / 17 Pro / Air / 17 Pro Max / 16 / 16 Plus / 16 Pro / 16 Pro Max / 15 / 15 Plus / 15 Pro / 15 Pro Max / 14 / 14 Plus / 14 Pro / 14 Pro Max / 13 / 13 mini / 13 Pro / 13 Pro Max / 12 / 12 mini / 12 Pro / 12 Pro Max / SE (2nd & 3rd Gen) / 11 / 11 Pro / 11 Pro Max / XS / XS Max / XR / X / 8 / 8 Plus / 7 / 7 Plus, Galaxy S25 / S25+ / S25 Ultra / S24 / S24+ / S24 Ultra / S23 / S23+ / S23 Ultra / S23 FE / S22 / S22+ / S22 Ultra / S21 / S21+ / S21 Ultra / S20 / S20+ / S20 Ultra / Z Fold6 / Z Flip6 / A56 5G / A36 5G / A26 5G / A16 5G, Google Pixel 9 / 9 Pro / 9 Pro XL / 9a / 8 / 8 Pro / 8a / 7 / 7 Pro / 7a / 6 / 6 Pro / 6a, iPad Pro 13" (M5) / iPad Pro 11" (M5) / iPad Air 13" (M3) / iPad Air 11" (M3) / iPad (11th Gen, A16) / iPad (10th Gen) / iPad mini (7th Gen, A17 Pro) / iPad mini 6, AirPods Pro 2 / AirPods 4 / AirPods Max, and thousands of other USB-C and USB-A devices.
Compatible Phone Models: Google Pixel
Special Features: Fast Charging
Input Voltage: 120 volts
Amperage: 4 A
Total Usb Ports: 2
Wattage: 20 watts
Output Current: 3 A
Output Voltage: 5 volts
Power Source: Corded Electric
Current Rating: 4 A
Main Power Connector Type: 2 Pin
Total USB 2.0 Ports: 2
Power Plug: Type A - 2 pin (North American)
Compatible Cellular Phone Models: Apple iPhone 16
Current: DC
Compatible Power Plug Type: Type A - 2 pin (North American)
Wired Charging Connector Type: USB Type A, USB Type C
Connectivity Technology: USB
Mounting Type: Wall Mount
Total USB 3.0 Ports: 2
Brand: CXX
Built-In Media: 4 x Dual-Port Charger
Mfr Part Number: FEB-383/CA-43T
Number of Items: 4
Item Weight: 0.15 kg
Color: White
Enclosure Material: Plastic
Form Factor: Plug
Specification Met: ETL
Frequently Asked Questions
Is it actually safe to leave this charger plugged in overnight?
Yes. The ETL certification specifically covers overvoltage, overcurrent, and temperature control, which are the three failure modes that cause charger fires. The block regulates its own output, shuts off power to a connected device once the battery is full, and stays within safe temperature ranges during continuous use.
Can I use this charger around kids and pets without fire risk?
There is no open flame, no hot wax, and no heated surface with a USB charger. The block itself stays within safe handling temperatures even under full load, and the prongs are fully recessed into the outlet. Unlike candles or wax warmers, there is nothing to tip over, knock down, or ignite.
What does ETL certification actually cover on this charger?
ETL certification is issued by Intertek and verifies that the charger meets North American safety standards for electrical products, including surge protection, fire resistance, and component quality. It is the same safety certification level required for major brand chargers and is recognized by US and Canadian inspectors.
Will the block overheat if I leave it plugged in 24/7?
No. The temperature control circuitry actively monitors internal heat and throttles or cuts output if temperatures exceed the safe range. In normal use, the block stays at room temperature even when charging two devices at full speed for hours.
Does the charger have any fire risk if it is covered by a blanket or pillow?
Like any electrical device, the block should not be fully enclosed in flammable material while under load. The safety circuitry prevents overheating, but best practice is to keep it in open air on a wall outlet rather than buried under bedding, which is true of every charger regardless of brand.
How does a USB charger compare to an open-flame candle for bedroom safety?
A USB charger has no flame, no hot wax pool, and no ignition source. A candle left burning in a bedroom is one of the leading causes of house fires, especially with pets, children, or bedding nearby. Replacing candles with a charger eliminates the fire risk entirely while still letting you charge devices overnight.
Is the surface of the block hot to the touch during charging?
The surface stays warm but not hot under normal use. It will not burn fingers on casual contact, and it cools within a few seconds of unplugging. There is no exposed heating element, coil, or bulb like you would find on a candle warmer lamp.
What happens if there is a power surge while devices are plugged in?
The overvoltage protection circuitry detects abnormal voltage spikes and cuts the output to the connected devices before damage can occur. This is the same protection found in higher-end brand-name chargers and is the main reason ETL certification is required for North American sale.
Is this safer than a cheap no-name USB brick from a marketplace?
Yes. Uncertified no-name bricks are the leading cause of charger-related house fires because they skip the overvoltage, overcurrent, and temperature protections. The ETL certification on this block is independent third-party verification that those protections actually exist and work.
Can I use this charger in a child's bedroom without supervision?
Yes. Unlike a candle warmer, a space heater, or a hot bulb, a USB charger does not generate enough heat to be a burn hazard. Mounted in a wall outlet at adult height, it is one of the safer always-on electrical devices you can place in a kid's room for overnight device charging.
Will the charger short-circuit if a pet chews the cable?
The overcurrent protection will detect an abnormal draw from a damaged cable and shut off output before the block itself is damaged. Damage to the cable is a separate hazard, so the best practice is to route cables where pets cannot reach them, but the block itself will fail safe.
Is this a safer alternative to a candle for someone with allergies or asthma?
A USB charger does not release any fragrance, smoke, or volatile compounds into the air. For households that have moved away from candles because of scent sensitivity, smoke irritation, or indoor air quality concerns, a charger provides the function of an always-available bedside device without any airborne byproducts.
Does the 4-pack meet electrical code for residential use?
Yes. The 2-pin Type A plug, 120V input, and ETL certification all meet the National Electrical Code requirements for residential charging devices in the US and Canada. It is safe to use in any standard outlet in a home, apartment, or dorm.
Can the charger cause a tripped breaker in an older home?
Under normal use, the charger draws well within the limits of a standard 15A or 20A household circuit. A tripped breaker from a charger is almost always caused by a different high-draw appliance on the same circuit rather than the block itself, which is one of the lowest-draw always-on devices in a home.
Is there any risk of electric shock from touching the prongs?
The prongs are fully recessed into the body of the block and only make contact when fully inserted into the outlet. There is no exposed metal on the sides or face of the charger, so casual contact with the block while plugged in will not result in a shock.
What is the warranty if a unit fails for safety reasons?
Each block in the 4-pack is covered by the brand's standard warranty, which covers safety-related failures including overheating, output failure, and surge damage. If any single cube fails, you can typically request a replacement for that specific unit rather than the entire pack.
How do I set up the charger for the first time?
Plug the block into any standard 120V North American wall outlet or power strip. Connect your device's USB-C or USB-A cable to the matching port on the block, then plug the other end into your phone, tablet, or earbuds. Charging begins automatically within a second or two, with no pairing, app, or account required.
Can both ports charge at full speed at the same time?
Yes. The USB-C PD port delivers up to 20W and the USB-A port delivers up to 18W simultaneously, so you can fast-charge an iPhone on the USB-C port while still powering an older device or accessory on the USB-A port. Total combined output is enough for two phones to charge at near-maximum speed.
How do I know if my device is actually fast-charging?
On an iPhone, you will see a small 'fast charging' notification on the lock screen when the 20W USB-C PD port is actively delivering high-speed power. On Android, the battery icon will often show a double lightning bolt or 'fast charging' label. If neither indicator appears, swap to a higher-rated USB-C cable and confirm the device supports USB-C PD.
Does this charger work with iPhone 17 and the latest Galaxy and Pixel phones?
Yes. The 20W USB-C PD output is the standard fast-charging protocol for iPhone 8 through iPhone 17, Galaxy S20 through S25, Pixel 6 through 9, and most current iPad and AirPods models. The USB-A port supports older devices and accessories that use a standard USB-A cable.
Will this work with my older iPhone 5, 6, 7, or original AirPods?
Yes. Use a USB-A to Lightning cable for older iPhones and plug into the 18W USB-A port. The charger is backward compatible with every iPhone generation that uses a Lightning or USB-C cable, as well as all AirPods cases that charge via Lightning or USB-C.
What exactly is in the box when I order the 4-pack?
You receive four charging blocks in the color and configuration you select. Each block is a complete, ready-to-use charger with no cables included, so you use the USB-C and USB-A cables you already own. There is no separate power brick, adapter, or accessory required.
Do I need to buy USB-C cables separately?
Yes, the block itself does not include cables. Most modern phones ship with a USB-C or USB-C to Lightning cable in the box, and those work directly. If you need extras, any USB-C cable rated for 3A or higher will support full 20W fast charging.
How long will this charger last with daily use?
The internal components are rated for years of daily use under normal conditions, and the ETL certification covers long-term reliability testing. Most users get 3 to 5+ years of use before any output degradation, which is comparable to or longer than the typical OEM charger that ships with a phone.
Is it normal for the block to feel slightly warm while charging?
Yes, a slight warmth is normal and expected, especially when both ports are in use or the connected device is fast-charging. The temperature control circuitry keeps the internal components well within their safe operating range, and the block should never feel hot to the touch.
What is the difference between a USB-C PD charger and a regular USB charger?
A regular USB-A charger typically delivers 5W to 12W, which is the slow stock brick that ships with most older iPhones. A USB-C PD (Power Delivery) charger negotiates with the device to deliver up to 20W, which charges a modern phone 3x faster and reaches roughly 59% on an iPhone in 30 minutes versus about 17% on a 5W brick.
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