About this item Parameter: this USB buck module has an input voltage range of DC 12V and a default output voltage of DC 5V, with a maximum output current of 3A, no-load current of 10mA, and maximum output power reaching 15W. USB and high conversion: this DC to DC converter module features USB charging ports, and the integrated switch thin regulator module achieves a conversion rate as high as 96%. Intelligent protection: this 12V to 5V DC converter utilizes an intelligent microprocessing chip for auto protection against over voltage, over current, over temperature, and short circuit. Wide application: this DC converter module from 12V to 5V is extensively used in GPS navigation, driving recorders, electronic dogs, car radios, MP3 players, MP4 players, walkie-talkies, surveillance systems, bus displays, taxi advertising screens, LCD TVs, LEDs, etc. Warm Prompt: ensure the power of devices is lower than 15W when using this DC to DC converter 12V to 5V, and it may not be compatible with c