Lithium battery 3.7V 500mAh li polymer battery rechargeable battery

suitable for MID/Tablet PC/Recording pen /Mobile phone and MP3/MP4 player etc

Voltage:3.7v

charge restrict voltage:4.2V

Cut off voltage 3.0V

capacity:500mAh

Standard charging 0.2

Charging method CC/CV

With protect circuit board(PCM)

Operating temperature charging-45℃

Operating temperature discharging-20-60℃

Storage temperature-5℃-35℃,best25±5℃

Storage capacityshould be 40%~50% full charge capacity

Recharge at every 6 months

Lifespan≥300 cycle

No memory effort

safety and environmental friendly

I had did battery business for 7 years,and we have
1.   1.2v Ni Cd battery AAA/AA/C/SC/D/9V cells;
2.   1.2v Ni Mh battery AAA/AA/C/SC/D/9V cells;
3.   3.7v lithium ion battery 18650 1500-2900mah cells;26650 3500-3800mah;3.7v/7.4v/11.1v/14.8v/22.2v 1-30ah battery pack;
4.   Samsung 18650 battery ,LG 18650 battery, Panasonic 18650 battery ;
5.   3.2v lifepo4 battery 14500 500mah,18650 1500mah,26650 3000mah,32650 5000mah, 1-72v 1-200ah lifepo4 battery pack;
6.   1.5v Alkaline battery LR06/LR03/LR14/LR20/6LR61 ;
7.    lithium ion battery charger and lifepo4 battery charger .
Looking for your warm reply with thanks;
yours sincerely
Angel Xiao
Tell/whatsapp:86 18719054275
Skype/wechat: angeler722
Mail: xiaojinyu0722 at hotmail.com