ITEM NAME:Watch Button Cell 3v CR Battery Power Volt Tester Checker K9T9 Watch Button Cell 3v CR Battery Power Volt Tester Checker K9T9 This product can check button cell battery's power adjust to three kind of battery :7mm,10mm,20mm seperately material: plastic Colour: yellow Voltage: 3V size:10.3*3*3cm Three different zone : When the indicator is on red zone, the battery is low power station and must be replaced. When the indicator is on yellow zone, the battery is current. When the indicator is on green zone, the baterry is full. Package include: 1 x Battery checker Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..When the indicator is on red zone, the battery is low power station and must be replaced. When the indicator is on yellow zone, the battery is current. When the indicator is on green zone, the baterry is full.
