【4000 Kelvin Daylight/Natural White, Pack of 4 921 Wedge Direct Replacement bulbs】 51pcs LED, 400lm, much brighter than the original halogen bulbs .Dimensions : approx. 17.5*52mm. 360°beam angle, Natural White, RA>80. Bright LED lighting rating at 4000K clean Natural White light create a pleasant lighting effect without the ugly hazy purplish tint.

【Brighter Lighting ,Energy-Efficient, Extend Battery Life, Save Money】Energy efficiency class of A+, energy draw is only 4 Watt per bulb, equivalent to a 20 watt halogen bulb, which equates to +/-.40 cents per month. Instant on, Mercury-free and UV-free. The reduction on power consumption will help extend your battery life and never have to replace burned down bulbs frequently.

【Wider Lighting Area, Less Heat】 Ceramic base helps light bulb heat dissipation well, built in constant current IC circuit designed to withstand power fluctuations ensuring long life of the LED chips. No dimming or flickering issue. Up to 25000 hours, -25 times longer than incandescent bulbs. NO Flickering.

【Wide Range of Applications】 This LED bulb can fit numerous applications where T10/921 Wedge bulb are used, such as RV Camper Trailer Motorhome 5th Wheel and Marine Boat. Also compatible with T10 T15 W16W 904 912 916 917 920 922. USE for indoor or outdoor fixtures, ceiling dome light switch panel (single or double) and more.

【Hassle-Free Customer Service】 Your satisfaction is our priority. If you have any problem at installation or quality, please feel free to contact us and we will help.