high quality Alkaline battery A23/A27

1.nominal voltage is 12v,and continuously discharge to 6v.
2.Jacket:Metal.
3.Packing:50pcs in a box.
4.A23's discharge time is 50 mAh,and A27's discharge time is 20 mAh.
5.no mercury added,which is enviromental friendly.
6.super long lasting power.
7.excellent leakproof,as a result of pure material.