Customize the display lighting duration based on ambient light and personal preferences, conserving energy and prolonging equipment lifespan. Set high and low voltage thresholds to match specific requirements, ensuring optimal performance tailored to diverse applications or personal comfort. High-brightness LED screen provides clear, real-time voltage and power status monitoring for efficient energy management at a glance. Automatically saves current power data and settings during unexpected outages, ensuring information integrity and user peace of mind. Compatible with various batteries, ideal for electric vehicles, energy storage systems, and various industrial and residential applications. Description: Enhance your energy management with our versatile battery charging indicator. The LED power supply display features a high-brightness screen for clear voltage and power readings. Customize voltage thresholds to suit your preferences and applications, ensuring optimal performance in various situations. The adjustable backlight timer saves energy and prolongs equipment lifespan. Benefit from the power-off memory function that retains data and settings during unexpected outages. Compatible with various batteries, this indicator is ideal for electric vehicles, energy storage systems, and diverse industrial and residential uses. Stay informed and in control of your energy consumption effortlessly with this reliable tool. Item Name: Battery Indicator Material: ABS Voltage Measurement Range: Color Green, White, Blue: DC7-55V Color Red: DC7-40V Operating Current: ≤20mA Display: LED Screen Features: Portable, Universal, Easy to Use Size Details: L: 4.6cm, W: 1.5cm, H: 0.3cm(Approx.) Notes: Please refer to our size chart and choose the right size. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Package Includes: 1 x Battery Indicator