BT-01 Battery Tester
英文產品表格
Size
 5.6 x 8.9 x 0.7 cm
Device
 Estimate the power of  battery
Works on
D, C&AA, AAA, R3V, R1.5V
Batteries
 No battery required itself
Features
 ■ Small enough to fit in your pocket
■ Eco-friendly