Runleader RL-BI006A Mini LED Battery Capacity Meter, Applicable to DC12V 24V LiFePO4 Battery Powered Equipments

["LED BATTERY POWER METER---- It is a compact device to help you know how much battery power have remained by variation of 10 green LED lights;Avaliable 1 individual status indicator light to advise whether the battery power upon normal condition","LOW BATTERY REMINDER ---- It have ability to remind you when to charge the battery in low: when battery power is remained 5% to 10%, the 10 green LED lights will be off,and red status indicator light will be flashed; when battery power is remained 20%, the first green LED lights will be turned red to flash","BATTERY STATE OF CHARGE & DISCHARGE---- It display battery charge status by LED lights step up,and display battery discharge status by LED lights step down; Battery charge delay time: 200s;Battery discharge time:155s","INSTALLATION ---- Easy to mount it at any proper place by stick-on or screw-in;Connect the red cable (+) and black cable (-) with battery for display on","OTHER FEATURES---- Color of LED bars: green; Colors of status indicator light: red and green;Well-compeleted accessories"]