Features:- Output bright can come to max 5000lumens- Internal wiring applies the high efficient booster circuit, working voltage is wide and can utilize the batteries in the largest extent.- Waterproofing design- Aluminum alloy casing- 4 Switch modes Color: Black LED Type: 3xLED Power Source: 1 x 8.4V 6400mAh Battery Pack (Included) Runtime: About 2.5 hours Voltage: 100V ~ 240V Max Output: 5000lumens Light Source Color: Cool White, 6500K Beam: Mirror Reflector for focused beam Lens: Anti-shattering ultra clear lens, anti-scratching and anti-slip Waterproof: IPX7 Modes: High-Mid-Low-Flash Visible Distance: 50-100m LED Life: 50,000 hours Package Weight: 450(g) / 15.87(oz) Package Dimensions(Length*Width*High): 100(mm)*80(mm)*50(mm) / 3.94(in)*3.15(in)*1.97(in) Retail Packaging: Yes, General Box Taillight(Optional) Material: Plastic Quick release bracket 7 Modes Bike Flash Light Waterproof of the bicyclelight Clip at the back of rear light Rear Light:5 ultra bright red LEDs Battery Type: 2 x AAA batteries(not included) Weight:12g (not include battery) Size: 68mm x 40mm x 30mm(L*W*H) USB Taillight:(Optional) Built with super bright 5 Red LED Light Compact in size, light weight, rain waterproof design Casing made of 100% new PC+ABS material 330 mAH lithium battery;runtime:8hours USB Rechargeable Angle 240 Equipped with gel strap, wide range of applications Easy installation without involving any tools Mode: 4 Modes:Slowly Flash/Fast Flash/SOS/ Steady Light Light Color: red Light Mode: Single color change Charge: 5 V/1A max (about 2 hours to full charge) Ingre protection: IPX6, rain waterproof (do not use in water) Material: PC + ABS plastic casing, electronic devices LD Taillight:(Optional)Specification: Item:USB Bike Taillight Material: High quality ABS LED: 5 pieces LEDs LD: 1 piece LD Brightne: 150 lumen Size: 95*28*23mm Battery: Built-in 3.7V 500mAh Li battery Working hours: With Leser and LED function working together, constant light for about 2.5 hours, quick flash 5 hours, slow flash,7 hours Features: With a quick release silicone strap, fits for most bike handlebars, easy to install and remove without any tool IP55 Waterproof rate can fit for different kinds of environment, no worry about rainy days, lengthen its working life USB rechargeable can be convenient and more environment friendly. LD & Leser Function, with LD line, makes you and your bicycle be protected in the center of the leser line. With leser line and leser point function, can use as a leser pen, play with your pets! Smart Taillight:(Optional) Features: 1.use the built-in 500mAh Rechargeable battery;working time:4-5hours2. surface waterproof effect reaches IPX2,guarantee daily use.3. high quality LED, guarantee the warning effect. 4.Warning LED:RED AND BLUE FLASHing Light function:1. Remote Control: A total of 3 buttons1)The left turn key: Pre the left turn button ,the button indicator flashes, and the rear left turn indicator flashes, and then pre the button to turn off the indicator light.2) Right turn key: Pre the right turn button, the button indicator flashes, and the rear right turn indicator flashes, and then pre the button to turn off the indicator light3) LED light key: pre the LED button, the button indicator is always on ,and the red light in the tail lamp is always on.Pre the LED button again, the button light flashes, and the red light in the rear light blinks. Pre the LED button for the third time, and turn off the red light on the tail light2. Tail lights: a switch button, red LED warning light, yellow LED indicator light.(Dear customer,when we ship,we will ship the item as you choose in the photo,not ship all the acceories,hope you know it )Package Including: 1 x LED Light unit 2 x Rubber ring for installation 1 x 8.4v 6400mAh Battery Pack 1 x AC charger (100-240V) Adaptor to suit your Country 1 x Taillight(Optional)