Feature 1VOLTAGE AND CURRENT: Converter input voltage range DC 7V32V, output voltage DC 0.5V32V; Maximum output current 5A, recommended to use less than 4.5A; Maximum output power 75W, recommended to use within 50W 2HIGH ACCURACY: The buck converter consists of a 36u thickened circuit board, a high Q inductor with an output LED indicator, and a excellent solid state capacitor that can effectively filter out high frequency noise. Suitable for all kinds of electronic projects 3HIGH SECURITY: Buck boost converter built in security chip to prevent input backconnection; The output is prevent backflow, so that not necessary to add prevent backflow diode when charging the battery 4SWITCH TIMER: Buck boost converter module switch support timing, full automation, hands free, make work easier and faster 5HIGH EFFICIENCY HEAT DISSIPATION: Buck boost voltage converter with cooling fan, can automatically adjust according to the working temperature, prevent circuit overheatingItem Type: DC Buck Boost ConverterInput Voltage: 7V-32VOutput Voltage: 0.5V-32V (less than 1.8V is weak output capacity)Output Current: Enhanced heat dissipation up to 4AOutput Power: Enhanced heat dissipation 50WVoltage Resolution: 0.01VCurrent Resolution: 0.001A Package List:1 x Module1 x Small Fan4 x Screw4 x Nut