Compact and Easy to Use Battery Capacity Indicator for 5S 18V 21V Batteries

Features: *Brand new and high quality. *The use of high-quality materials, quality is guaranteed. *Easy to use. *Small and delicate. *Beautiful appearance. *Wide range of applications.

Specifications: Part Name:Coulometric display Material: Plastic Size:3.8*2.6cm Color:Black + Red Voltage: 18V/21V Model: 5S 18V 21V

Package Content: 1 x Battery capacity indicator 1 x Housing

Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.