TIPEYE 700 Lumens USB Rechargeable Bike Light Set - IPX6 Waterproof Bicycle Headlight Use Super Bright Cree LED and 2600MAH Battery. Include LED Rechargeable Tail Light for Safe Cycling at Night 700Lumen High Bright Tipeye BL700 bike front light which uses Cree LED light is twice more powerful than others and is high efficiency to light up the trails and to see bumps on the road ahead of 459 feet at day or night for urban commutes. Power Bank & Powerful 18650 Li-ion BatteryThis bicycle light Can also be as one 2600mAh power bank for your device when you commute or cycling. Six modes and low battery warningwith one key simple operation. Four lighting modes: Low - Medium - High - Turbo. Adjustable from 40 to 700 lumen to meet your needs. Two flash mode: Flash and sharp flash. IPX6 Waterproof and Easy installationThe days of vague "waterproof" claims have been replaced by true ratings obtained through the IEC and their IP rating system of stringent tests that confirm our lights durability. Warranty30 days return [replace] a purchase,1 year Warranty and whole-life customer service. 1. If the light cannot be turned on, please check the battery. The positive pole of the battery should toward to the lamp head, and the negative pole to the battery cap. 2. Please do not look directly at light or aim at eyes so as not to cause vision damage. 3. Please tilt it downwards slightly so that it can light the road and not directly in the oncoming driver&#039;s eye line to cause visibility damage. 4. Both TIPEYE headlight and taillight are rechargeable, please charge it when it is not bright as usual in case of out of power on road. 5. Normally it will cost about 3 hours to fully charge the light. <span class="a-text-bold">Package Contents:</span>1 X Head light, 1 X Tail light ,1 X 2600mAH battery, 1 X Reverse charge adapter, 1 X Micro USB cable, 1 X Silicone &#034;O&#034; Strap for tail light ,  1 X Instruction