Input Voltage:DC 12V nominal; Voltage Range: 9-20V(12V); Output Voltage: DC 24V 5A 120W;Maximum Efficiency:95%; Ripple Wave: 50Mv; Starting delay time:2s. Protection: Built in over-load, over-current, over-temperature and short-circuit protection. Design: Aluminium shell with epoxy potting, waterproof, anti-dust, anti-shock protection and better heat dissipation. Application: Widely used in golf cart, club car, car audio, LED strip lights, monitoring system, advertising screen, motor, dashcam, truck, emu and DIY etc. Guarantee:These voltage converters are excellent power transformers, can work safely and reliable in -40°C~80°C range. And all converters are offered 1 year replacement assurance.