DELED Strip Series Power Supply Adapter 21 Amp. 250 Watt 110v-220v Ac to 12v Dc Switching Power Supply Converter Driver for LED Strip Light Protections: Short Circuit/over Load/over VoltageHigh Efficiency to 90%, Long Life and High ReliabilityWithstanding High Voltage and Operating Temperature *Universal input / Full range *100% full load burn-in test *Approved by CE, RoHS, FCC *With stable input and output ripple *All using long life electrolytic capacitors *All spare parts are new and checked by QC *Withstand 290VAC surge input for 5 seconds *Long strip series, with led voltage indicator light *Protections: Short circuit/over load/Over voltage *High efficiency to 90%, long life and High reliability *Withstanding High voltage and operating temperature INPUT RANGE 90V-130V AC AND 170V-250V AC OUTPUT 12V DC