JJC Universal Battery load Tester for 3.7V 3V 1.5V Button Cell AAA CR2032 AA A76
LR44, LR41, LR43, LR44H, A76. CR2032, CR2025, CR1632, CR2450, CR1225, CR1616. TheJJC BT-U3 Battery Tester is compatible with 1.5V, 3V, and 3.7V batteries. This design also saves space and makes storage more convenient.