Multi-function Battery Monitor with Clear Display: this battery indicator features a crisp display that cycles between voltage reading and battery percentage with a simple press of the front button; Easily toggle the backlight, set sleep mode, and select your specific battery type (Li-ion, Lead-Acid, etc.) for unparalleled accuracy and control; The package includes 1 battery meter

Low Battery Alarm for Battery Protection: Equipped with a practical alarm function, this battery gauge will flash prominently when your battery capacity is critically low. This early warning system helps prevent complete discharge, protecting your battery's health and saving you from being stranded

Wide Compatibility for 12V-84V Systems: Universally compatible with 12V, 24V, 36V, 48V, 60V, 72V, and 84V systems. Works seamlessly with various battery types including Lead-Acid, Ternary Lithium, Li-ion (3-15 series), and AGM batteries. (Note: Please ensure you select the correct battery code in the settings for an accurate reading.)

Easy Installation & Versatile Applications: A tool for multiple vehicles and systems. Perfectly suited for electric golf carts, e-bikes, scooters, motorcycles, RVs, trolling motors, and solar power setups. Ensure you always know your power status wherever you go

Durable & User-Friendly Design: Built with a sturdy housing and a simple button interface, this voltmeter is designed for long-lasting reliability and everyday use. Get a precise understanding of your battery's health in real-time, avoiding unexpected power loss and extending battery life