1. High efficiency 70lm/W 2. 5 year lifespan 3. Super-thin 11mm 4. Conforming to CE, ROHS Features:High efficiency 70lm/W, low lumen decline New high efficiency constant current driver, Instant start, no flicker, no humming 5 year lifespanSuper-thin and light, 11mm Different installation methods: recessed and suspended or surface mounted Sturdy Construction: organic glass light guide plate and ...