Manufactured with imported integrated switching regulator modules, The quality is stable and reliable.Synchronous rectification, the conversion rate is above 96%, and the heat is extremely low.Over voltage, over current, over temperature, short circuit, automatic protection, It works fine when recovering.Epoxy potting, anti-vibration, waterproof, moisture-proof, dust-proof, long-term stable and reliable quality.Ultra-thin, small size, high efficiency, easy to install and use.Specification:Model: CS-018Input voltage: DC8-20V, (12V becomes 5V)Output parameter: DC5V 3A, 15WSize: 41x21x18mmcolour: as shownMaterial: PlasticPackage Contents:1 x Double USB step-down moduleOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.