Description:This item adopts PWM main charging circuit of tandem type to effectively improve charging efficiency and increase power use time. It also adopts microcomputer process to control and realize the SOC control of intelligent optimization. With a protection for over-charging, over-discharging, back-flow prevention, overheating, etc, the reliability of the system and safer use can be ensured. It is easy to set up and operate. Suitable for home, industrial, commercial, boat, car etc.Features:Adopts PWM main charging circuit of tandem type to effectively improve charging efficiency and increase power use time. Adopts microcomputer process to control and realize the SOC control of intelligent optimization. With a protection for over-charging, over-discharging, back-flow prevention, overheating, etc, the reliability of the system and safer use can be ensured. Easy to set up and operate. Suitable for home, industrial, commercial, boat, car etc. Light weight and portable, fashionable and practicable design. Specification:Condition: 100% Brand NewMaterial: PlasticColor: BlackSystem Voltage Output: 12V/24V, USB 5VCurrent Rating: 10A, 20A, 30A(optional)MAX Current Rating: 12A/24A/36AEER: 92%PWM2.0Control Mode: PWM pulse debug modeRelease Voltage Returns: 12.2V/12V, 12.2V * 2/24VRelease Voltage: 10.8V/12V, 10.8V * 2/24VAlternating Voltage Protection: 15V/12V, 15V * 2/24VProduct Size: Approx. 12.5 * 6.6 * 3.5cm / 4.9 * 2.6 * 1.4inchProduct Weight: Approx. 150gPackage Included:1 X Solar Charge Controller