RD6006 digital USB DC-DC buck converter accepts 6-70V DC input, delivers adjustable 0-60V, 0-6A output with max 360W power, supporting constant voltage (CV) and constant current (CC) modes. Equipped with a 2.4-inch HD color screen and 4-digit high-precision chip, it displays real-time voltage, current, power, capacity and temperature data. Built-in USB communication port connects to PC software for remote control, data logging and firmware upgrade. Combined keypad and rotary encoder support quick save & recall of 9 groups of preset parameters. Full protection circuits including reverse connection, OVP, OCP and overheat protection, plus temperature-controlled cooling fan. It features over 90% high efficiency, widely used for electronics repair, lab testing, lithium battery charging, solar step-down and DIY industrial power supply projects.