NOTE: After flashing 3 times, the light stays on.

【300% Brighter than Halogen】- AUXITO 921 LED bulbs uses 3pcs 3030SMD and 15pcs 4014SMD Chips, giving 2400 LM light output per set. 300% brighter than stock bulbs, 6500K white provides better visibility. 360° lighting angle for allover light emission, no dark spots or shadowed areas, that means you will be able to see farther and clearer when reversing even the rainy night

【Fitment】- Direct replacement for T15, 912, 921, 906, 904, 902, W16W sockets. ONLY used for backup reverse lights

【Plug and Play】- AUXITO 921 led backup light bulbs is 1:1 design same as original halogen, non-polarity, no canbus error, no radio interference. 5 -10 minutes quick installation, save your time

【Long Lifespan】- AUXITO T15 led bulb adopts full aviation aluminum body, built in intelligent IC to optimize LED working temperature. Energy efficient and better heat dissipation, extend the lifespan up to 45,000 hrs

【Worry Free Service】- AUXITO 912 led bulb are suitable for most of vehicle computer systems without error or flicker, CANBUS ready, but some sensitive models may require a canbus decoder or load resistor, please get in touch with us for help. We offer 1 year resend on the item that confirms to be a manufacture defect. Note: This 921 bulb is not fit for Ram 1500 2500