1)LR6/AA Size/AM-3, 1.5V 2)Mercury, Cadmium and Lead free 3)CE&RoHS&SGS Approved 4)High Quantity and Competitive price Features: 1) CE,ROHS qualified 2) 0.00% mercury,cadmium,lead 3) discharge:20h (10Ω 1h/d e.v. 0.9v) 380mins(3.9ohms,24h/d,till 0.9v)4) Average Weight:23g 5) Diameter:13.5-14.5mm 6) Height:49.2-50.5mm LR6 Alkaline battery