Widely used: 18650 lithium batteries, cell phone batteries, electric car batteries, car repair, etc. Built-in battery: 1000mAh lithium battery. Can be used for many types of battery testing, a light test can be an insight into all the internal battery.
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1 Battery Tester. The real color of the item may be slightly different from the pictures shown on the website due to many factors such as the brightness of your monitor and light.
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【No External Power Needed】: Operates without its own battery; it draws power directly from the battery being tested. 1 Battery Tester. 【Instant Testing】: Simply insert the battery to get a clear digital reading within three seconds.
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Whether you're in battery production, repair, or scientific research, this tool is a must-have for precision testing. High Precision : 4-wire testing for improved accuracy. Resistance Range : 1μΩ to 200Ω.
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Compact and Portable:The BT189 battery tester is designed in an ultra-small size, making it convenient to carry around and use anywhere you go. Power Bank Detection:With the BT189, you can easily detect whether a device is a power bank or not, that you are never caught off guard with unexpected power loss.
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Wide Compatibility: This battery tester supports various battery types, including Type D, Type C, AA, AAA, N-type, and 1.5V button batteries. LCD Display: This battery tester is equipped with an LCD display for instant battery readings.
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【No External Power Needed】: Operates without its own battery; it draws power directly from the battery being tested. 1 Battery Tester. 【Instant Testing】: Simply insert the battery to get a clear digital reading within three seconds.
eBay
【No External Power Needed】: Operates without its own battery; it draws power directly from the battery being tested. 1 Battery Tester. 【Instant Testing】: Simply insert the battery to get a clear digital reading within three seconds.
eBay