CyperFair 10 PCS 3157 Miniature Car Halogen Brake & Turn Signal Bulbs – 12V 21/5W Waterproof Side Marker & Tail Lights, Universal Replacement for Trucks, SUVs, Cars (Amber)

High Brightness: This 3157 automotive turn signal bulb utilizes halogen filament technology to provide higher brightness than ordinary halogen bulbs, ensuring good visibility during the day and at night to enhance driving safety.. Dual Filament Design: The bulb features 21W and 5W dual power design for turn signal and taillight functions respectively. 21W is brighter for turn signal and provides stronger signal indication; 5W for taillight provides suitable brightness and ensures tail signal visibility.. Strong Shock Resistance: The quartz glass material of this car turn brake light is strong and shock resistant, adapting to the vibration and shock of the car in the process of driving, reducing the damage of the bulb due to vibration.. Good Light Transmission: The quartz glass has good light transmission, which enables the bulb to provide clear light output, improve light penetration and lighting effect, and enhance driving safety.. Boxing Information: With your purchase, you will receive ten 0.64"" x 1.62"" amber 3157 12V 21/5W dual filament automotive turn signal bulbs.