DROK DC-DC Buck Voltage Converter 8-22V 12V to 5V 3A USB Charger Step-Down Volt Transformer Stabilizer Voltage Regulator Module Power Supply Switch Inverter Board for Car Recorder iPhone ipad

Feature: input: DC 8-22v output: DC 5V output current: 3a max continuous long-time operating current: 2a working temperature: -40-80 Degree Celsius dimensions: 16x40mm multiple protections: reverse polarity, short circuit, overflow current, overheat note: not suitable to be powered by constant current power supply. package includes: 1x dc-dc buck converter USB charger.