... Supply: One lithium CR2032 (3V) button batteryWeight: 105g ModelCompatible with:AP-TR1CCanon EOS1100D(Rebel T3), 600D(T3i), 60D, 550D(T2i), ... ,D800, D3S,D800E; Fujifilm S5 Pro, S3 Pro;KodakDCS-14n.AP-TR2NNikonD80, D70sAP-TR3NNikonD5100, D3100, D7000, D5000, D90AP-TR1SSonyA560, A580, ... , A300, A200, A700, A100,A77,A65,A35,A580,A390,A290,AP-TR3LOlympusE600, EP1, EP2, E30, E620, E450, E520, E420, E510 ...