... ,CE,RoHS,EMC 4,2 years warranty About BNOGFeature1.LED driver using pulse width modulation (PWM) switching technology designed to ... ≤ 50MV. 3. Efficiency above 80%, temperature ≤ 25 °C. 4.LED driver with overvoltage protection, short circuit protection, overload protection.5. Constant ... mm Weight KGCable material & lengthElectronics cable 0.75*100MM Certification big power BNOG led driver with CE RoHS