Dimmable led driver via pwm dimming 1.12 volt 5 amp power supply 2.100% full load burn ... warranty 4.CE pass constant current/voltage dimming led driver 12 volt 5 amp Features:1. Universal AC input / Full ... Class B,EN61000-4-2,3,4,5,6,8,11 GB17626.5 Level3ProtectionOver voltage ProtectionN/AOver Current ProtectionN/ ... & Office Company building constant current/voltage dimming led driver 12 volt 5 amp