Battery Checking Meter測電池錶
把電池放在U型缺口上, 電池強弱便由3段LED演示出強至弱,
Checking the electrical power of battery 電池種類有 D size , C size , AA, AAA, 單5, 9V 等.
Dimension : 95 x 90 x 18 mm 47 gm
Item no : JP 1-108-317