1/2/3PCS Bike Taillight USB Rechargeable Waterproof MTB road cycling Safety Warning rear light lamp lantern bike accessories<br> PLEASE NOTE:The taillight is fully charged in 2 hours,and it need to long press the button to work!!!<br> USB rechargeable bicycle taillight and auto cut off when fully charged.<br> High quality internal lithium battery,only need about 2 hours to be fully charged while be used for about 12 hours.<br> Long Steady Bright----4 Hours<br> Slow Flash----10 Hours<br> flash in order---12 Hours<br> Strobe Flash----8 Hours<br> 4 modes:Long Bright,slow flash,flash in order and strobe.<br> Super waterproof,make you riding freely regardless of rain.<br> High brightness and energy saving LED.<br> Specifications:<br> Name: Bicycle Rear LED Light<br> Color: Red/Blue/White<br> Size: 7.5*3*2cm/2.95*1.18*0.79"<br> Material: Plastic<br> Power Supply: USB Charge<br> Lighting Mode: 4 Modes: Long bright/Slow flashing/flashing in order/Strobe<br> Waterproof: Yes<br> Lumens: 15 Lumens<br> Specifications:<br> Waterproof bicycle taillight<br> Bicycle Rear LED Light<br> Build-in lithium battery USB rechargeable<br> 4 modes Long Bright,slow flash,flash in order and strobe<br> Super waterproof<br> High brightness and energy saving LED<br> Package Included:<br> 1*Bicycle Light<br> 1*USB Cable<br> 1*Rubber buckle strap<br> Notes:<br> Due to the difference between different monitors, the p