1、3 Digit Red Digital Tube: The buck module with 0.36in 3 digit red digital tube, with red working power indicator 2、Counterclockwise Buck: Voltage adjustment method of this buck module is counterclockwise buck, easy to install and use 3、Reverse Connection Protection Diode: Adopt reverse connection protection diode, the reverse connection will not cause the buck module to burn out 4、Stable Voltage Diode: Buck module with stable voltage diode, which can ensure the normal operation of the display circuit 5、Fine Tuning Potentiometer: Fine tuning potentiometer, when there is a deviation between the displayed voltage and the actual, can use this potentiometer to make fine tuning Item Type: DC to DC Buck Module Output Current (Maximum): 8A (Recommended for long distance running within 5A) Switching Frequency: 180KHz Efficiency: 95% (Maximum) Power (Maximum): 250W (Maximum) Working Temperature: -45℃-+85℃ Display Mode: 0.36in 3 Digit Red Digital Tube 1 x Buck Module