DC-DC Buck Converter Module 12V to 5V Micro USB Power Adapter Compatible with Ring Alarm Keypad (3 Pieces)

12V to 5V
USB converter: input
voltage: DC8-20V, 12V changes to 5V;
Output current: 3A max;
No-load current: 10mA; Output power: 15W max
Micro USB connector and high conversion: our DC to DC converters have Micro USB charging ports; DC to DC buck converter has an integrated switch thin regulator module, and the conversion rate is as high as 96 percent
Intelligent protection: 12V to 5V DC converter adopts intelligent micro-processing chip, which can automatically protect against overvoltage, overcurrent, overtemperature and short circuit; All epoxy sealed containers have waterproof housings
Wide application: DC converter module 12V to 5V will be suitable for GPS navigation, driving recorder, electronic dog, car radio, car audio, MP3, MP4, walkie talkie, surveillance system, bus display, taxi advertising screen, driving recorder, LCD TV, LED, etc.
Warm prompt: those devices' power must be lower than 15W when use this DC/DC converter 12V to 5V, and will not be compatible with partial Samsung phones