USB Rechargeable Bike LED Tail Light Bicycle Safety Cycling Warning Rear Lamp

Specifications Size 8 5x2 5cmVoltage DC5VColor Blue White RedBattery Type Built in 150mAh Rechargeable Lithium BatteryMode Flash Strobe Always OnLumens 15lmCharging Time 2 hoursWorking Time 3 hoursIs Waterproof YesRubber Band Diameter 2 4 3 4cmUse for Headlight Tail Light Warning Light etc Feature USB rechargeable LED light fully automatic power off and can use for a long time Suitable for installation on 12mm 34mm frames easy to install and use Can press the button to turn on off and choose flashing mode Package Content 1 x Bike LED Light1 x USB Cable