Heating pad 18650 rechargeable battery 7.4V 4000mAh li-ion battery with adjustable power setting
Product Description
Nominal Voltage
7.4V
Working Voltage
6V~8.4V
Nominal Capacity
4000mAh
Charge Cut-off Voltage
8.4V
Charge Current
200mA—1000mA
Standby Current
≤100μA
Max. Output Power
20W MAX
Operating Efficiency
≥99%
Loading Resistance
5Ω-200Ω
Charge Method
CC/CV Constant Current/Constant
Charge Temperature
0°C—40°C
Discharge Temperature
-20°C~ +60°C
Charge Duration
2hrs(Standard)
Cycle Life Time
Above 500 cycles
Internal Impedance
PCB Internal Impedance<80mΩ;
Battery Internal Impedance <180mΩ
LED Display
4-heat settings, capacity indication
Output Terminal
DC 3.5*1.35mm
Usage
Heated jackets, heated seat cushions, gloves etc.
Battery Size
91*74*24mm
Weight
238g
Color
Black
Certificates
CE, FCC, ROHS,PSE
Product Feature
1. Safety 2. Light Weight 3. Long Cycle life 4. No memory effect 5. Stable Performance 6. Customized Battery pack is welcome 7. Small Size:1/3 of NIMH Battery with the same capacity 8. Wide Capacity Range: 29.6wh ~ 38.48wh
9.Protection: charging upper limit, cut-off discharge, overcurrent, short circuit, temperature, balance and so on.
Product Overview
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Operating Guide
Operation Instructions:
1. When you push the button, the LED turns to red. It means the battery output is 100%
2. When you push the button again, the LED turns orange. It means the battery output is 75%
3. Again, push the button, the LED turns green, the output reduced to50%
4. the fourth time pushed the button, the LED changes to green flickering light. The output is 30% left
5.Push the button one more time, the light disappears and the battery will be switched off.
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