REES52 Buck Boost Converter Display, Buck-Boost Board DC 5.5- to DC 0.5- Adjustable Constant Current Voltage Step UP Down Voltage Regulator Power Supply Module Display Lights Electronic Hobby Kit

Parameters : Input voltage range: DC 5.5-30V (when the input voltage is 5V, the boost and buck can be achieved, but the voltage and current measurement is inaccurate; under 4.7V, under voltage protection will be activated) Output voltage range: DC 0.5-30V Output current: can stably work at 3A for a long time, when enhance heat dissipation can reach 4A Output power: 35W (natural cooling), when enhance heat dissipation can reach 50W Voltage display resolution: 0.05V Current display resolution: 0.005A Conversion rate: about 88% Soft start: Yes, (a large power load module may fail when it is started) Input reverse connection protection: yes Output stop the current from feeding back protection: yes Short circuit protection: yes Working frequency: 180KHZ Size: 66 * 48 * 21mm Mounting hole: 4mm in diameter Package Including : 1x Buck Boost Converter Module