3-Groove Watch Button Battery Meter Portable Capacity Testing For Button Cell

Feature: \n 1. 3 Battey Grooves: Button battery meter designed for most watch cell batteries, with 3 measuring grooves of different sizes to meet most battery models on the market.\n2. Capacity Testing: Watch button battery gauge is a great gadget for instant testing of your battery capacity, which can check button cell battery's power.\n3. Simple Use: You just need to simply place the button battery in the correct sized socket, the meter will show you the batteries condition, which is easy to use.\n4. Accurate Display: Each battery status is accurately marked, this button battery mater allow you can straightforward understanding of the battery situation.\n5. Portable Size: Button battery capacity meter is compact in size and light in weight, which is easy and convenient for you to test anytime and anywhere. \n\nSpecification: \n\nItem Type: Watch Button Battery Gauge\nMaterial: Plastic\nSize: Approx. 10 x 5.5 x 3cm / 3.94 x 2.17 x 1.18in\n\nColor: Yellow\nUse: Measure the battery ca: