[1800 Rechargeable Bike Light]Compared with other mountain bike light kits, the bicycle headlight has a brightness of 1800 , and the charging frequency is about 300 times, using temperature control to protect circuit, taking into account the brightness heat dissipation performance and having an unparalleled swivel base to make your bike stand out.[Multiple Lighting Lighting Modes Super Bright Headlight and Taillight] Bike headlight has 2 button switches: headlight 4 modes (high, medium, low, strobe); tail light 3 modes (high brightness, fast flash, slow flash) . The battery life is 4 hours in high brightness working mode. It can also be used as a handheld flashlight when camping, hiking, walking the dog, or during a power outage. Never worry about the dark again![Safe and easy to install and use] Practical, reliable and durable. with a quick release button, press and slide the light, you can install and remove it in seconds without removing the entire mounting bracket; Flat beam, long-life LED bike headlight has a positive flat beam shape designed for extreme sports , outdoor camping or cyclists in urban environments.New bicycle headlights, dual light sources and dual switches, digital power display!USB output function, can be used as a mobile power supplyThe main light uses two LED-T6 lamp beads, and the auxiliary light uses one COB lamp bead.The main light has five levels of switching. Medium light and low light, double-click and flash quickly, long press SOS, auxiliary light can be adjusted in 4 levels, white light is bright and low light\/red light is long bright, red light flashes quicklyMain light life: 3H-12HCOB lamp life: 30H-20 Built-in two 18650 lithium batteries = 4000mAhThe circuit board has overcharge\/overdischarge\/short circuit protectionColour:Material:aluminum alloySize:87 x 45 x 31mmPackage Contents:1 x Bike Headlight1 x Bike Rear Light2 x USB cable1 x Chinese and English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.