4.5v battery 3R12 wholesale price is negotiable, the packing quantity is 240 pieces/piece, the starting batch is 1 piece. 4.5v battery 3R12 is made of zinc parent and chemical elements. It belongs to 4.5v battery with excellent performance. 4.5v battery 3R12 is packaged as SOMA. 4.5v battery 3R12 is suitable for toys, stationery, clocks, digital and other electronic products. 4.5v battery 3R12 adopts sealing technology to effectively prevent leakage and has high capacity, long storage time, good anti-vibration performance, long time and large current, etc.