5-30V Adjustable DC Voltage Regulator Power Module Solar Charge 1. Input voltage: DC 5.0-30V (under 4.7V with under-voltage protection LVP) 2. Output voltage: DC 0.6-30V 3. Output current: 0-4.0A 4. Output power: 35W under natural cooling, up to 50W under air cooling 5. Soft start: yes 6. Input reverse connection protection: yes, reverse connection will not burn 7. Anti-backflow at the output: yes, it can be directly connected to the battery 8. Output short-circuit protection: yes, the output terminal can be directly short-circuited 9. Temperature protection (OTP): yes, 100 degrees Celsius 10. Working frequency: 180KHZ 11. Recommended opening size: about 7.8x3.9cm 12. Appearance size: about 7.9x4.2x2.4 cm 13. Weight: about 93g Features: 1. Power LCD display, clear interface, easy to operate 2. Digitally controlled voltage and current adjustment, convenient and fast 3. Hardware protection: input anti-reverse connection protection, reverse connection does not burn, output short-circuit protection, short-circuit does not burn, output anti-backflow, no need to add an anti-backflow diode when charging the battery 4. Software protection: over voltage protection (OVP), over current protection (OCP), over power protection (OPP), over temperature protection (OTP), input under voltage protection (LVP) 5. Full of materials, stable performance and wide range of uses 6. Long press the rotary encoder button to enter the setting interface, which is easy to operate