Specification:

    Material: LED
    Voltage: 12V
    Light source type: LED
    Power: 3W
    Service life: 50000H
    Color temperature: 6000-8000K
    Current: 0.3A
    Main scope of application: car and motorcycle width light reading light license plate light
    INSTALLATION: Professional installation is highly recommended (No instruction included).


Feature:

• 【20PCS LED Bulbs Set】White, This Bulb Fit for Many Different Position: Map Light, or Dome Light, Door Light,or License Plate Light, or Trunk Light, or Courtesy Light, etc
• 【12V DC Power Input】Built-in Circuit for 12V DC Power Input, Compatible for Most Cars without Error Code or Blinking.
• 【LED Lamp Has "+" and "-" Terminals】 If the LED Does not Light up, Just Simply Flip it 180 Degrees to Reverse the Polarity of the LED Bulbs
• 【Operating Temperature】 140℉, Low Temperature, Safe, Eco-friendly and Longer Lifespan.

T10 = W5W 12V 2825 192 194 158 168 501 175 PC175 906 904 161 etc.

31MM Festoon = 3021 3022 3175 6428 6430 DE3157 DE3021 DE3023 etc.

If they don't light after inserting into the socket, insert oppositely.