Product Description: Battery Meter Light Alarm LCD Display Custom Display: This universal battery power display indicator offers four optional display states, allowing users to customize the power percentage and alarm value settings. Tailor the display to suit your specific monitoring needs for enhanced usability. LCD Display: Equipped with a clear LCD display, this battery capacity monitor ensures you can quickly and easily check your battery status. It supports all batteries within the display range, providing a versatile solution for various applications. Display Mode: Choose between two intuitive display modes: battery icon plus percentage or battery icon plus voltage. With a display range of 9-120V, this gauge meets diverse requirements, offering a straightforward and user-friendly interface. Multi-Purpose: Designed for versatility, this battery meter is ideal for a wide range of applications. It is suitable for electric vehicle battery packs, outdoor emergency equipment, medical devices, measuring equipment, and more, making it a valuable tool for various industries. Safe and Power Saving: Featuring an ultra-low power consumption design, this battery meter is both energy-efficient and reliable. It supports a wide input voltage range of 12-84V and includes a reverse polarity protection function, ensuring safe and efficient operation. Enhance your battery management with this comprehensive Battery Meter Light Alarm LCD Display, designed to provide accurate and reliable monitoring for all your power needs.