LCD VOLTAGE DISPLAY: A brightness LCD screen clearly displays voltage and battery capacity, so you can quickly assess battery status at a glance. 150MM LONG LEADS: 150mm leads enable flexible installation and easy connection to a variety of battery layouts. AUTOMATIC CYCLE DISPLAY: An internal cycle display continuously monitors and updates voltage and battery capacity in real time for ongoing peace of mind. WIDE COMPATIBILITY: Compatible with 12V to 48V lithium batteries, making it suitable for automotive, recreational, solar, marine, and offgrid applications. Key benefits and use scenarios Realtime visibility: Quickly verify battery voltage and remaining capacity without opening panels or using separate gauges. Easy installation: Long leads simplify mounting options and routing in tight spaces, reducing wiring time. Reliable monitoring: Automatic realtime updates help prevent unexpected power loss and support proactive maintenance. Broad compatibility: Works with 12V–48V lithium battery packs, covering a wide range of common power systems. Practical applications Automotive and light vehicles: Monitor the health of 12V lithium battery packs in cars, trucks, and EV accessory setups while on the move. RVs, boats, and offgrid systems: Track 12V–48V lithium battery banks in recreational vehicles, marine vessels, solar or wind offgrid installations. Home backup and portable power: Use with backup power stations or portable energy storage to keep track of remaining capacity during outages or outdoor activities.