PLEASE NOTE: The taillight is fully charged in 2 hours,and it need to long press the button to work!!!<br><br>Description:<br><br>USB rechargeable bicycle taillight and auto cut off when fully charged.<br><br>High quality internal lithium battery,only need about 2 hours to be fully charged while be used for about 12 hours.<br><br>Long Steady Bright----4 Hours<br><br>Slow Flash----10 Hours<br><br>flash in order---12 Hours<br><br>Strobe Flash----8 Hours<br><br>4 modes:Long Bright,slow flash,flash in order and strobe.<br><br>Super waterproof,make you riding freely regardless of rain.<br><br>High brightness and energy saving LED.<br><br>Specifications:<br><br>Name: Bicycle Rear LED Light<br><br>Color: Five colors mix<br><br>Size: 7.5*3*2cm/2.95*1.18*0.79"<br><br>Material: Plastic<br><br>Power Supply: USB Charge<br><br>Lighting Mode: 4 Modes: Long bright/Slow flashing/flashing in order/Strobe<br><br>Waterproof: Yes<br><br>Lumens: 15 Lumens<br><br> Specifications:<br><br> Headlight<br><br>Material: PC lampshade ABS lamp covers<br><br>Size:.6 * 2.9 * 2.2 cm<br><br>Applicable vehicle tube diameter: 20-40mm<br><br>Charging time: 3 hours from USB<br><br>Discharge time: highlight 3 hours, low light 5 hours, glossy 12 hours<br><br> taillight:<br><br>Waterproof bicycle taillight<br><br>Bicycle Rear LED Light<br><br>Build-in lithium battery USB rechargeable<br><br>4 modes Long Bright,slow flash,flash in order and strobe<br><br>Super waterproof<br><br>High brightness and energy saving LED<br><br>Package Included:<br><br> 1*Front light<br><br>1*tail light