Type:Li-ion Voltage:14.8V Capacity:4Ah/60Wh Suggest operating temp:-20℃~ +55℃ Dimensions:71x184x24mm Weight:450g Short circuit:built-in resumable protection circuit board Cells:LG cells With a built-in 4 led power status display Replace Code:IDX NP-25N,NP-L50,NP-L50S; Sony NP-1, NP-1A, NP-1B