Material: HDPE / TPE+ABS+copper
Product length: 7.0cm
Waterproof Rate: IP55
LED Color: Red / Blue / Green
The product contains with 1 pc ultra bright LED
The battery can last for 20 hours.
Equipped with movement sensor, flash only when action. Only when the bike moving the lamp will light.
Both schrader valve and presta valve are available.The outter is presta valve of the conversion mouth,aftering spinning off the mouth,it is schrader valve.
It won't work and will save power when not riding.
6. Battery case groove design, makes it sealed and with better waterproof rate.
Copper valve cap makes the light firm and secure even when riding on a bump road.
2 * wheel lights, you can use for both front wheel and rear wheel