... :36WInput vol:AC90-305VOutput:DC20/40V Output current:0.89AWater-proof:IP64Work temperation :-40°C- +70°C Size (145*46*33mmCharacteristic ... peotection,over and under voltage ,short circuit,over temperation,thunder-proof protection. 4.Water-proof , Dust-proof, Damp-proof. LED Power Driver with UL Certification