Size: AAA/LR03 Kinds: Alkaline dry battery. Nominal voltage: 1.5V Jacket: Foil Packing: 4PCS in a blister card. Brand: Micropower OEM is welcome Dimension: 43.9± 0.5mm � Φ 10± 0.5mm Weight: 12g. Discharge time: 130minutes on the discharge condition of 3.9ohm, 24h/d, discharge to 0.9V. Capacity: 905 mAh, (Discharge at: 10Ω , 1h/d, to 0.9V, at 20º C± 2º C) Shelf life: 3years. No mercury and cadmium added. Enviromental friendly. Super long lasting power. Excellent leakproof.