18650 7.4V 2000mAh li ion battery rechargeable battery PS:When you send me inquire,please kindly show me your email address directly or add my skype-angeler722. 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:2000mAh Standard charging 0.2C Charging method CC/CV With protect circuit board(PCM) Operating temperature charging 0-45℃ Operating temperature discharging -20-60℃ Storage temperature -5℃-35℃,best 25±5℃ Storage capacity should be 40%~50% full charge capacity Recharge at every 6 months Lifespan ≥300 cycle No memory effort safety and environmental friendly Quality guarantee: 1 year Execute standard: GB/T10287-2000 CAUTION: Use a specified lithium charger keep the battery in a cool dry surrounding if it stands by. Do not short circuit the battery terminals DO not disassemble the battery DO not throw the battery into fire or heat | 
