Input voltage range: DC 30-60V Output voltage: DC 12V(non-adjustable) Output current: 20A Output power 240W. High conversion efficiency: Synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability. The conversion efficiency may reach 96 percent . intelligent protections: over current, over voltage, over temperature, overload, short circuit, automatic recovery when the equipment resumes normal operation. Die-cast metal shell, epoxy resin potting, natural air convection cooling waterproof grade IP68, shockproof protection, more durable. Widely used to golf cart, motor, speaker, GPS, LED car display screen, air-conditioner, electric fan, solar energy, photo- power, DVD, industrial equipment . colour: silver Material: metal Size: 2.91x2.91x1.26inches Package Contents: 1 x DC 36V/48V to 12V 20A 240W converter 2 x quick connect terminals Only the above package content, other products are not included. Note: Light reflection 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.