... 2ATHD:<20%(at 277V)Standard Warranty: 5 YearsStandard Lifetime: Designed to L70 minimum 50,000 hoursMounting: Recessed0-10 Dimming, 1%-100 ... advantage is:Exceeds DLC standard, LM79 qualifiedMore than 75lm/w, Energy Saving over 50%Fire rated design with Junction boxLM80 chip, CRI ... based on the proof-documents2. If Failure or damage due to incorrect operation, wire connection, or anything other do not ...