Lithium polymer battery 18650 3.7V 2000mAh recorder pen battery

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

Model:18650
Voltage:3.7v 
charge restrict voltage:4.2V 
Cut off voltage 3.0V
capacity:2000mAh 
Dimensions:19*65mm   

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 capacityshould 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.