65W 2C1A (share):
INPUT:AC110-240V 50/60Hz 1.5A Max
OUTPUT USB-C1/C2:DC5V3A DC9V3A DC12V3A DC15V3A DC20V3.25A 65W(Max)
USB-A:DC5V3A DC9V9A DC12V5.5A 20V1.5A 30W(Max)
USB-C1+USB-C2:5V3A 15W (Max)
USB-C1+USB-A:5V3A 15W (Max)
USB-C2+USB-A:5V3A 15W (Max)
Total Output USB-C1+USB-C2+USB-A:5V3A 15W (Max)
20W 1C:
INPUT:AC110-240V,50/60Hz,0.5A Max.
OUTPUT:DC5V3A DC9V2.22A DC12V1.67A 20W(Max)
25W A+C:
Input: AC110-240V 50/60Hz 0.6A Max
Output USB-C: DC5V3A DC9V2.77A DC12V2.08A 25W (Max) USB-A: DC5V3A DC9V2A DC12V1.5A 18W (Max) Total Output USB-C+USB-A: DC5V3A 15W (Max)
30W A+C :
INPUT:AC110-240V,50/60Hz,0.8A Max.
OUTPUT USB-C:DC5V3A DC9V3A DC12V2.5A 30W(Max) USB-A:DC5V3A DC9V3A DC12V2.25A 27W(Max)
Total output:USB-C+USB-A:DC5V3A 15W(Max)
35W 1C:
INPUT:AC110-240V,50/60Hz,0.8A Max.
OUTPUT USB-C:DC5V3A DC9V3ADC12V2.91A 35W(Max)
45W 1C:
INPUT:AC110-240V 50/60Hz 1.2A Max.
OUTPUT USB-C:DC5V3A DC9V3A DC12V3A DC15V3A DC20V,2.25A 45W(Max)
45W 2C:
INPUT:AC110-240V 50/60Hz 1.2A Max.
OUTPUT USB-C1/C2:DC5V3A DC9V3A DC12V3A DC15V3A DC20V2.25A 45W(Max)
USB-C1+USB-C2:5V3A 15W (Max)
45W A+C:
INPUT:AC110-240V 50/60Hz 1.2A Max.
OUTPUT USB-C:DC5V3A DC9V3A DC12V3A DC15V3A DC20V2.25A 45W(Max)
USB-A:DC5V3A DC9V3A DC12V2.5A 30W(Max)
USB-A+USB-C:5V3A 15W(Max)
65W 1C:
INPUT:AC110-240V 50/60Hz 1.5A Max
OUTPUT USB-C1:DC5V3A DC9V3A DC12V3A DC15V3A DC20V3.25A 65W(Max)
65W 2C1A (share):
INPUT:AC110-240V 50/60Hz 1.5A Max
OUTPUT USB-C1/C2:DC5V3A DC9V3A DC12V3A DC15V3A DC20V3.25A 65W(Max)
USB-A:DC5V3A DC9V9A DC12V5.5A 20V1.5A 30W(Max)
USB-C1+USB-C2:5V3A 15W (Max)
USB-C1+USB-A:5V3A 15W (Max)
USB-C2+USB-A:5V3A 15W (Max)
Total Output USB-C1+USB-C2+USB-A:5V3A 15W (Max)
100W 2C1A:
INPUT:AC110-240V 50/60Hz 2A Max
OUTPUT USB-C1/C2:DC5V3A DC9V3A DC12V3A DC15V3A DC20V5A 100W(Max)
USB-A:DC5V3A DC9V9A DC12V5.5A 20V1.5A 30W(Max)
USB-C1+USB-C2:5V3A 15W (Max)
USB-C1+USB-A:5V3A 15W (Max)
USB-C2+USB-A:5V3A 15W (Max)
Total Output USB-C1+USB-C2+USB-A:5V3A 15W (Max)
1) Power matching: on-demand selection, not blindly chasing high
Single device reference:
Phone: 20W-45W (iPhone 20W/30W, Android flagship 45W-120W)
Tablet: 30W -65W
Lightweight laptop: 65W – 100W (PD 3.0)
Gaming laptop/workstation: 100W – 240W (PD 3.1 EPR)
Total power: Multi port chargers look at the total output power, not the number of ports. For example, it is recommended that the total power of 4 ports be ≥ 60W.
Principle: The charger power should be equal to or greater than the maximum demand of the device. If it is too high, it will not accelerate and waste money.
2) Fast Charging Protocol: Deciding on 'True Fast Charging'
General Agreement (required):
OUSB PD 3.0/3.1: Cross platform universal, supports laptops/phones/tablets
OPPS: PD Upgraded Version, Voltage Fine Adjustment, Lower Temperature, Essential for Android Flagship
OQC 4+/QC 5: Universal for Qualcomm Android
OUFCS Fusion Fast Charging: A domestic universal protocol with wider compatibility
Private agreement (as needed):
Huawei/Honor: SCP/FCP (66W/80W/100W)
OOPPO/OnePlus/realme: VOOC/SuperVOOC
Xiaomi/Redmi: Pengpai Fast Charge/QC4+
3) Interface and Material: Practical and Durable
Preferred material: Gallium Nitride (GaN) -50% smaller in volume, lower in heat generation, and higher in efficiency with the same power, will be the mainstream choice by 2026.
4) Multi port power allocation: avoid "slow down with just one delay"
When charging multiple ports simultaneously, observe dynamic power allocation:
Example: 65W 2C1A → Single C-port 65W, Double C-port 45W+20W, C+A 45W+18W
Prioritize selecting models with high power reserved for the main C-port (such as 45W+for laptops).
To enable the fast charging function of the device, first confirm that your device supports fast charging and determine its maximum power. Then, purchase a charger and data cable that support this power. Fast charging refers to the charging speed of a device being faster than standard charging, and it needs to meet the following conditions: (1) the device supports fast charging; (2) Appropriate power supply; (3) Understand the maximum charging speed of the device.
Consumers usually do not need to worry about excessive power when charging their devices. Most wall chargers are designed to provide appropriate power to the device, so the risk of excessive power is extremely low. However, insufficient power is a more common issue that can result in slow charging speeds and even damage to device components.
For example, if you use a 45W charger to charge a device that only requires 20W power, the device will only consume the required 20W power and therefore will not cause any damage. However, using a 10W charger to charge devices with a minimum charging power requirement of 20W may result in slower charging speed and even damage to the device or battery.
Qualified charger: will not be damaged. The built-in intelligent chip will dynamically match the current according to device requirements, and automatically cut off when the voltage is unstable or fully charged.
Poor quality charger: will be damaged. Unstable voltage and high ripple can cause power IC breakdown or accelerate battery aging during long-term use.
Does fast charging damage the battery?
In theory: Yes. High current generates more heat, and high temperature accelerates the chemical decay of the battery.
Actually, it can be ignored. The phone has temperature control and trickle protection (speed drops after 80%), and there is no noticeable difference within two years of normal use. The real damage to the battery is playing large games while charging (continuous high temperature) and frequently shutting it down.
USB-C PD 3.1 is a transmission standard that enables high-power power supply through the USB-C interface. It integrates two core functions on one cable:
Powerful fast charging: The output power can reach up to 240W, which can power devices such as gaming laptops and monitors.
High speed transmission: Supports high-speed data transmission while charging.
This design maximizes the flexibility and functionality of the USB-C interface.