This is a battery pack,combined with 2pcs 3000mAh batteries,final voltage is 3.7V,capacity is 6000mAh Features: 1> Brand new and high quality 2> It can be recharged repeatedly 3> Built-in protection circuit PCM for prevent over charging or over discharging Battery specifications: 1> Rated Capacity: 6000mAh 2> Size: 13mm(H) x 51mm(W) x 78mm(L) 3> Operating Voltage: 3.7V 4> Charging voltage limit: 4.20V 5> Discharge voltage: 3.0V 6> Charging cut-off current: 0.02C 7> Standard Charge: 0.2C(1200mA) 8> Standard Discharge: 0.2C(1200mA) 9> Maximum Continuous Charge Current: 0.3C (1800mA) 10> Maximum continuous discharge current: 0.
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