Led category, led bulb light Power, 3.5w/5w/7w/10w/13w/16w/20w Input voltage, ac65-285v, 50/60hz Main material, aluminum alloy+ pc cover Fixture color, silver white Light color, cw/nw/ww/r/g/b/y (optional) Led lumen, 80-90lm/w Viewing angle, >120 ¡ã Product size(3.5w), , 50x98mm Product size(5w), , 60x110mm Product size(7w), , 60x110mm Product size(10w), , 60x110mm Product size(13w), , 70x125mm Product size(16w), , 80x142mm Product size(20w), , 90x160mm Operation temperature, - 20o c ~ 40o c Fixture surface temperature, less than 60 o c Color temperature, 3000k, 4000k, 6000k (optional) Color rendering index, >70ra Power factor, ¡y 0.8 Brightness decay, 3%-5%/ at 5000 hours Quality guarantee, 2-3 years Packing, 3.5w , 60pcs/carton 5w, 7w, 10w , 60pcs/carton 13w , 48pcs/carton 16w , 36pcs/carton 20w , 24pcs/carton 3.5w , 60pcs/carton 5w, 7w, 10w 60pcs/carton 13w , 48pcs/carton 16w , 36pcs/carton 20w , 24pcs/carton