2026 Portable ANENG BT138 Magnetic Digital Battery Tester Battery Detector Capacity Lithium Tester Display Checkered Analyzer AAA AA Button Cell Test

2026 Portable ANENG BT138 Magnetic Digital Battery Tester Battery Detector Capacity Lithium Tester Display Checkered Analyzer AAA AA Button Cell Test

introduction:

The battery level detector can easily measure multiple battery types within the range of 1.2V to 4.8V. Can test 1, 2, 5, 7, 9-volt batteries, button batteries 1.5V, 3V, lithium batteries 16340, 14500, 10440, etc. Special note:（Without Battery）

1. Pay attention to checking whether the battery is in contact with the positive and negative terminals of the detector. If there is no displayed value, it means that the battery is completely discharged 2. The detector is powered by a measuring battery and does not require additional battery installation. 3. The battery is completely discharged and the screen does not display voltage

Package List:

Battery Tester *1

Battery capacity: 43200 Charge indicator: No Number of ports: 1 port Quick charge: No