... 2.Output:DC12V / DC58V 3.Built in LED Strip power supply 4.Waterproof:IP54 Prodcut Descripition 1,The ... rated output power: 40-150 W; constant current 300-4000mA , they could be chosen by users.3, ... protection, internal heat shut off the protection.4,With the soft starter, LED light gradually, in order ... terms. The same power of power supply, with high electric current and low voltage,efficiency of ...