For WISEASY WANG POS machine
7.4V 2250mAh/16.65WH
For Wiseasy W-A/W-mini POS2
3.7V 3000mAh/11.1Wh
For WISEASY Card swiper
3.7V 6000mAh/22.2WH
For WISEASY P5
7.4V 2620mAh/19.388Wh
