Feature: 1. EASY TO USE: With a small, compact size and a lightweight as well, this buck module is easy to install and has a premium conversion rate, providing you with efficient work. 2. LONG SERVICE LIFE: The fully sealed shell serves as a heat sink, which has a fast heat dissipation, waterproof, shockproof, dustproof, and more durable. 3. MULTI PROTECTIONS: Built in overvoltage, undervoltage, overload, overheating, and short circuit protection, ensuring safe and stable use. 4. IP67 WATERPROOF: The buck converter module has IP67 waterproof grade, can be used in various harsh environments, with strong practicability. 5. APPLICABLE SCENARIOS: Widely applicable to vehicles, safety systems, hospital equipment, telecommunications, electrical equipment, LED light strips, motors, security equipment, etc. Specification: Item Type: DC Buck Module Material: Die Cast Aluminum, Epoxy Resin Input Voltage: Typical value DC36 48V (30-60VDC) Output Voltage: DC12V Output Current: 50A Output Power: 720W Conversion Efficiency: 96% Protection Level: IP67 Size: Approx. 100 x 80 x 36mm / 3.94 x 3.15 x 1.42in . Package List: 1 x DC Buck Module 4 x Terminal 4 x Insulated Sleeve