Features [Easy to install] This step-down converter is small in size, light in weight and easy to install. [High practicality] This step-down converter can convert 36V-72V automotive DC voltage into 12V 10A output. [Stable performance] This b/uck converter has stable performance and long service life. [High Quality] This step-down converter is 100% brand new and high quality. [Scope of application] This step-down converter can be used to power 12V electronic devices. Features: 1. 100% brand new and high quality. 2. This product can convert 36V-72V car DC voltage to the output of 12V 10A. 3. It can be used to supply power for 12V electronic devices. 4. Compact size and light weight, easy to install. 5. Stable performance, long service life.   Specification: Type: DC-DC power supply Modulation method: Pulse frequency modulation (PFM) Input voltage: 36-72V Output voltage: 12 V Output current: 10A Work efficiency: 92% Output ripple noise: 1db Output voltage accuracy: 3% Voltage regulation rate: 2% Load adjustment rate: 4% Working temperature: -45~80°C Package weight: Approx. 110g/3.9oz Red wire: Input + Black wire: Input - Yellow wire: Output + Blue wire: Output -   Package L ist: 1 * DC Converter Package List