Specifications

1.high safety
2.smart temperature controlling system
3.CE,ROHS,FCC certificates
4.fast delivery time
5.long cycle life

7.4v 4400mah rechargeable lithium polymer battery pack  for electrical heated clothes,heating blankets,heating pants,heating vest,heating jacket,socks,insole and so on

 

Products standard:

1.Model:DL-HC7444

2.Nominal Capacity:4400mAh

3.Nominal  Voltage:7.4v

4.Size:89.5*80*25mm(L*W*H)

5.Standard discharge current:2A

6.Max continuous discharging current:3.5A(can be adjusted)

7.Discharge cut-off voltage:6.0±0.1v

8.Over-current protection current:7.5±0.3A

9.Over-charge protection voltage:8.58±0.1V

10.Charging voltage:9.2±0.1V

11.Charging time:5-5.5hrs

12.Charging current:1A

13.Internal resistance:≤150mΩ

14.Working temperature range:-40-+60°c

15.Storage temperature range:-20-+40°c

16.Storage environmental humidity:5%-95%

17.Environmental humidity:≤85%RH

18.Usb interface charging voltage:5.0±0.1V

19.Certificates:CE,ROHS,FCC,UL,CCC

 

Application:

 

Electrical heating clothes,heaing pants,electrical heating vest,electrical heating pants support insulation products series

 

 

Products show:

 

Features:

1)Use Ricoh protection chip with over-charge,over-discharge,over-current and short circuit protection function,high safety

2)Internal use high function,high quality,high stable MCU smart control chips

3)Usb interface 5V Output,can charge for other single battery

4)Low voltage disign for DC,it can't generate harmful electromagnetic waves

 

 Other models of heating battery:

Certificates:

 

 

 

Factory show:

Precautions:

*Do not place the battery in water

*Do not charge the battery near fire or under very hot condition

*For the first time,the battery is fully charged before use

*Do not discard the battery in a fire

*Do not disassemble the battery

*Do not use it under high temperature,if the battery is over-heated which will affect the performance and shorten the lifecycle of battery pack