Feature: 1. Multi Functional: With battery status reading, signal testing, and signal output, versatile tool for detecting battery levels and measuring PPM, PWM, and SBUS signals for ESC and servo testing. 2. Large Screen Display: The battery meter features a visually appealing and easy to read large color screen, providing a clear view of multiple battery states at a glance. 3. One Click Balancer: With automatic balancing algorithm, this battery meter allows for precise balancing of each cell's voltage with just one click, ensuring optimal battery performance. 4. Roller Wheel: Designed with a classic roller wheel that provides a high precision and easy manual control for output signal adjustment, allowing for accurate signal levels. 5. High Accuracy: Powered by a 32 bit ARM processor, ensures exceptional precision with voltage accuracy of ≤0.005V and a signal acquisition and output accuracy of 1 microsecond. Specification: Item Type: Battery Capacity CheckerMaterial: Plastic + electronic components .Color: BlackSize: Approx. 68x50x15mm/2.68x1.97x0.59in Input: XT60 DC 7-35V Voltage Range: 0.5-5V Voltage Accuracy: <0.005V at 4.2V USB C Output: 5-12V (maximum 20W) Screen: 2.0 inch 320x240 pixel color display Package List: 1 x Cell Checker1 x USB Cable1 x Screen Protector1 x Manual