1*3W led driver (IP67,CE,ROHS ) size:25*25mm,current700ma+/-5% ... -250V output:4V,2.8W 2 years warranty 1*3W led driver(CE,ROHS,IP67)1.size:25*25mm 2.input voltage:110 ... LED stability long lift and light efficiency by constant currentIntegrity protection,over loading, over voltage, over current2 years warrantyCertifications for CE ...