Ainosein 7443 7440 Led Bulb Reverse Light With Built In Resistor & Turbo Fan Canbus Error Free 7441 7444 W21W Wy21W Bulb Anti Hyper Flash For Backup Tail Light Drl Gift For Fathers Day Pack Of 2

7440 7443 Led Bulb Backup Tail Lights High Performance: T20 7440 7443 Led Bulb Backup Tail Lights With Turbo Fan Color: White Heat Dissipation: Aluminum Body/Turbo Fan/Intelligent Temperature Control System Lifespan: Built-In Smart Ic Driver For Stable Current Control And Longer Lifespan Up To 50 000 Hours Equipped With Aluminum Heat Sink And 12 000 Rpm Silent Fan For The Best Heat Dissipation. Especially Designed For Replacing Front/Rear Turn Signal Lights Tail Lights Reverse Bulbs Side Marker Lights And Blinker Lights. Dual Brightness: The Dim Mode Is Tail Lights While The Bright Mode Is Turn Signal Lights. The Bulb Run In Bright Mode When Your Bulb Only Function In One Mode.