Stepup boost converter with input and output screw terminals for convenient wire connections; 400W DCDC stepup module. Power supply module that can be used as a driver for power LED lights or as a voltage regulator for solar applications. Constant current module: this DCDC stepup power supply module is suitable for charging or powering devices such as phones, computers, desktops, and laptops. DCDC stepup boost converter: a reliable 400W DCtoDC stepup power supply module. Key benefits power capability: designed to step up DC voltage for demanding loads up to 400W. Flexible wiring: input and output terminals support straightforward, secure connections. Versatile applications: functions as a LED driver, solar regulator, or general DCDC stepup power supply. Constant current option: helps protect and stabilize charging for devices and LED loads. Straightforward integration: compact, simple module suitable for a variety of DC power projects. Typical applications Driving power LED arrays in lighting installations or stage/industrial lighting projects. Solar energy setups: regulate and boost panel output to power equipment or charge batteries. Portable or fixed power supply to charge or run phones, tablets, desktops, and laptops from a lower voltage source.