Check the listing for details. Jtech 10x T5 Blue Instrument Panel Dash Light LED Bulb 74 17 18 37 70 2721. Condition: New. Listed at 7.49 USD. Product Description & Technical Details - Direct replacement for all T5 Wedge Type 17 18 27 37 58 70 73 74 79 85 86 2721 - Input : 12V, No UV or IR radiation. - Life Span: 50000 hours in average - LED : SMD5050(3chip) x 1P. - Color : Blue. - Jtech britelites have satisfied customers worldwide with Superior quality, Fast shipping and Service. - Superior Quality Product manufactured by the Latest Technology (High Quality SMD LEDs and SMT Module). There are cheaper chipset and modules on the market.- If they don't light properly after inserting into the socket, please insert oppositely or flip the bulb horizontally to match the + and - polarity. Also, try to pull the pins on the base outwards a little if the bulb is slightly loose or there is no good contact in the socket. ** Common use for Car, Auto Vehicle, Motorcycle, Scooter, Truck, Trailer, RV, Boat, Marine, etc *** Plug & Play. High brightness and Low power consumption. Better visibility and lifetime than any other type of bulbs **** Attention: Please check and confirm the length whether this bulb fits yours before buying.