Features This is a DC-DC step down converter module that convert 6.5V-60V 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 lithium, low voltage system power supply, 6V, 12V, 14V, 24V battery charging and regulated power supply Features:This is a DC-DC step down converter module that convert  6.5V-60V 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-60VOutput: 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)Quantity: 1 Package Includes:1 x Module FAQ:Q: How to adjust output power?A: Adjust potentiometer. Package List