Rechargeable 3.7V 4400mAh heat-generating / heated socks battery pack with BAK Cells

Features:

1,BAK, SAMSUNG or SANYO CELL

2,Smart Power Management

3,LED Display

4,Four adjustable pulse outputs

5,Protection circuit inside

6,Different colors are optional

7,CE, FCC, RoHs Compliant

8,One Year Warranty

Parameters:                                                        

1,Nominal Voltage:3.7V

2,Model:L X-DRF01

3,Working Voltage:3V-4.2V

4,Nominal Capacity:4400mAh

5,Charge Cut-off Voltage:4.2V

6,Charge Current:1 A

7,Standby Current:≤15μA

8,Max. Output Power:15W MAX

9, Operating Efficiency:≥99%

10,Loading Resistance:5Ω-200Ω

11,Charge Method:CC/CV-Constant Current/Constant Voltage

12,Charge Temperature:0℃—40℃ 

13,Discharge Temperature:-20℃～ +60℃

14,Charge Duration:4-5hrs(Standard)

15,Cycle Life Time: Above 500 cycles

16,Power Self-Consumption:7.5-14.2uA

17,Internal Impedance:PCB Internal Impedance<80mΩ; Battery Internal Impedance <180mΩ

18,Battery Size: 70*48*22mm

19,Weight: 130g

20,Output Terminal:DC3.5*1.35mm

Charger

1,Input: AC 100V-240V/50-60HZ;

2,Output: DC4.2V/1A (CC/CV Mode)

3,Charge indicator: LED red when charging, LED green after fully charged

Package:

1,Packing: White Box + Anti-electrostantic bag
2,Carton Size: 340*310*130mm
3,Q’ty/Ctn: 40pcs
4,G.ross Weight: 6.5kgs

Power Indication:

Press the black button(Power) to check the power level:

1 LED blinking : Remaining Capacity<=20%

1 LED: Remaining Capacity <=40%

2 LED: Remaining Capacity <=60%

3 LED: Remaining Capacity <=80%

4 LED: Remaining Capacity <=100%

Output Indications:

Constant power output: Press the black button for2 seconds to power on

1.The ④ LED light in green color means the output power is About 80% of full output power

2.Press the black button again, the ③ LED light in green color means the output power is About 60% of full output power

3.Press the black button again, the ② LED light in green color means the output power is About 40% of full output power

4.Press the black button again, the ① LED light in green color means the output power is About 20% of full output power

5.Press the black button again, the LED is off, and the power output also is off.