ITEM NAME:1Pc 10A DC-DC Step Down Regulator Module 48V 36V 24V to 19V 12V 9V 5V 3V ME Features: This is a DC-DC step down converter module that convert 6.5V-48V to 1.25-30V, maximum current is 10A. Buck converter module is used for voltage step-down so please make sure that input voltage is higher than output voltage. The buck module can be remarkably efficient (maximum 97%), making it useful for voltage step-down. Input and output are designed with screw terminals for convenient connection. Widely used for low voltage system power supply, 6V, 12V, 14V, 24V battery charging and regulated power supply. Specifications: Input: 6.5V-48V Output: 1.25V-30V(adjustable) Efficiency: 97%(Max) Module: 75*21*16mm / 2.95*0.82*0.63" Operating Temperature: -40℃~+85℃ Load Capacity: 10A(Max) Wiring mode: Welding free terminal, IN for input, OUT for output Package Includes:1 x Module.This is a DC-DC step down converter module that convert 6.5V-48V to 1.25-30V, maximum current is 10A. Load Capacity: 10A(Max). Module: 75 21 16mm / 2.95 0.82 0.63".