Features INPUT AND OUTPUT: DC buck module has 60V input voltage (30-72V) and output voltage of 12V 3A, with conversion efficiency of 96%. METAL CASE: The complete sealing shell as a heat sink, made of die-cast aluminum, shockproof and dustproof, greatly extends the service life. CIRCUIT PROTECTION: Built-in over-voltage, under-voltage, overload, overheating and short circuit protection, ensuring safe and reliable use. MULTIPLE USES: Applicable to vehicle, security system, hospital equipment, telecommunications, electrical equipment, LED light bar, motor, etc. IP67 WATERPROOF: The buck converter module has IP67 waterproof degree, can be used in various harsh environments, with strong practicability. Specification: Item type: DC step-down module Shell material: die-cast aluminum Coating material: epoxy resin Input voltage: 60 V (30-72 V). Output voltage: 12 V. Output voltage: 3A. Output power: 36W Operating temperature: -20-80°C Conversion efficiency: 96% Waterproof category: IP67 Package List: 1 x Male Module Package List 1 x Buck Module