ANENG BT167 Digital Battery tester Detector Battery Level Indicator Battery Capacity Monitor AA/AAA/21700/18650 Button Cell
Product Information:
Product name:Battery level detector
How it is displayed:Battery level display
Measurable battery:D Battery,C Battery,AA Battery,AAA Battery,1.5V Button battery,9v Battery
Product weight:31g
Product dimensions:3.95cm/9.5cm/1.9cm
Material:ABS plastic

The parameters are for reference only, and the actual measurement of the specific equipment shall prevail! (This tester can only measure 9V 1.5V batteries!)
Package Included:
1* Battery Level Detector
1* Blister box