[DC converter]: input : nominal 36/48V; Input range: 30V to 60V; Output : DC 12V 10A 120W; High conversion efficiency: 95% [Smart chip is ]: this 48v to 12v converter provides comprehensive protection against overvoltage/undervoltage input, overcurrent, overload, overheating and short circuit [Easy to install and fast delivery]: Lightweight and DC-DC step-down converter, with wiring on the back, easy to connect; Tip: Do not reverse the polarity and disconnect the power supply connecting [Long service life and durability]: IP68 waterproof aluminum shell and silicone sealing design, dustproof, moisture-proof, anti-seismic, better heat dissipation. [Wide application]: 12V converter is applicable to golf cart, club car, lamp, electric bicycle, audio, monitoring system and DIY low-power equipment, etc. Material: Metal colour: As shown Package Contents: 2 x Transformer 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.