Battery level measurement---- which is used in battery-powered devices to illustrate the current battery capacity; Operating voltage range: 12V to 24V. Suitable for lead-acid batteries.
LED light bar display--- when it automatically distinguishes the working voltage, it will display the current battery capacity status through 5 LED bars; The LED strip will show different battery capacities by blinking green or always on. Meter power display from "10%" to "100%"
Screen on/off--- To operate the ON button, you can set the meter to work on or off. There is also no operation for 30 seconds, and the screen will turn off automatically, which can save battery life for a long time.
Installation and connection---- Easy to install, can be installed with double-sided tape or screws; There are two ways to connect to the battery: direct connection and key switch connection, detailed instructions can be found in the included user manual.
Other ---- Wterproof grade: IP65; CE RoHS certification; 2 years warranty, product problems unconditional return and exchange.