1.switching led power supply 2.IR controller 3.CE,ROHS approved 4.2 year warrantly 5.short circuit protection ... supply, From AC to DC 5V, 12V, 24V, 20W~350W2. High quality waterproof ,Adopting full waterproof design, IP673. Protective Functions: short ... , such as LED modules, LED strips, and sign lights.7. CE and Rohs approvals8 Long life span, more than 6000hrs. waterproof ...