Voltage:3.7V Capacity:1400mAh Type:Li-ion High quality, ... cover,thicker type Production Code: BA-1405106 Original Code Battery can be replaced: n300, Handheld n300 Series, n310 ... Li-ionVoltage:3.7VWeight:26.5gWe carry on QC test for every finished product,to assure every battery can be ... certification.1) High safety during operation2) Rechargeable battery circuit protection inside3) No memory effect