ABS material, high toughness and durability. Fit glass,suitable for most motorcycle and electric vehicle helmets. Fuselage waterproof upgrade + stable intelligent system. 1200 mAh battery ,8 hours of battery life 2-speed change switch, button, one key switching. The swing range is 170 and the spring is perfect. It fits the radian of the mirror and is clean when scraped. The telescopic support can adapt to the minimum mirror height of 12cm and can be extended by 2cm Charging power: 5 V 1A Rated working voltage: 5V Rated power: 2W Battery capacity: 1200 mAh (8 Hours) Colour:black Material:ABS Package Contents: 1X helmet electric wiper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.