Description: 【External for Easy Replacement】: The HC02 48V Battery Equalizer is designed with an external , making it convenient to replace and ensuring continuous operation without hassle 【Touch Display Switch for Flexible Adjustment】: Featuring a touch display switch, this voltage balancer allows for flexible adjustments as needed. The hidden display design lights up when powered, providing a sleek and modern look 【Wide Compatibility and Performance】: Suitable for battery nominal voltages of 4x(7.4V/11.1V/12V/14.8V), it offers a compensation current range of 0-10A and a standby current of just 5mA when the LED is off, ensuring performance 【Comprehensive Protection Features】: Equipped with connection protection and an LED digital tube display mode, this battery balancer ensures safe operation while providing clear updates 【Material and Compact Design】: Made from PCB material, the Battery Voltage Balancer measures 6.2 cm x 12.4 cm x 2.7 cm/2.44 inch x 4.88 inch x 1.06 inch, offering durability in a compact form factor that fits seamlessly into various setups without taking up much space Size Chart: 6.2cmx12.4cmx2.7cm/2.44inchx4.88inchx1.06inch Package Includes: 1 Battery Equalizer  Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.