Features: 1. Industrial-grade master chip, good parameter setting, with memory function. 2. Large-screen LCD display, adjustable charging and discharging parameters. 3. Complete three-phase PWM charge management, effectively protect the battery. 4. Built-in overheating, overcurrent short circuit, open circuit protection, reverse connection protection, and automatically recovers, does not damage the device. 5. Bidirectional MoS tube anti-backflow circuit, ultra-low heat. Specification: Material: PVC Model: YCX-002 System Voltage: 12/24V Adaptive Solar Panel Voltage: 12V, 18V, 24V, 36V Floating Charge Voltage: 13.7V (default, adjustable) Discharge Cut-Off Voltage: 10.7V (default, adjustable) Discharge Recovery Voltage: 12.6V (default, adjustable) Standby Current: andlt;10mA USB Output: 5V/2A Max Optional Rated Current: 10A, 20A, 30A, 40A, 50A, 60A Size: Approx. 125 x 84 x 35mm / 4.9 x 3.3 x 1.4inch Weight: Approx. 182g Package List: 1 x Solar Panels Battery Charge Controller 1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.