Voltage:3.7V Capacity:1400mAh Type:Li-ion High quality,stable performence,over current protection with cover, ... : BA-1405106 Original Code Battery can be replaced: n300, Handheld n300 Series, n310 ,n311 Capacity:1400mAhType:Li-ionVoltage:3.7VWeight:26.5gWe carry ... on QC test for every finished product,to assure every battery can be charged ...