Nestling® 5000Lm Bike Light Set, USB Rechargeable Bicycle Lights, 4 Lighting Modes,Waterproof Mountain Road Bike Lights…

Specifications:
Dimensions：42mm（L）×60mm（W）× 38mm(H)
Weight：275 g (Without battery pack)
LED：2×CREE XM-L T6 extra white LED
Output 2 x XM-L T6 white LED bright can come to 5000 lumens
Battery：4×18650 (8.4v 6400mAh) battery pack
Circuit：Digital CC circuit,power indicator system,Low-voltage alarming system.
4 Mode：Low-Mid-High, Hidden Strobe
Dimming：Electronic pushbutton switch
Lumens：5000Lums
Runtime:Normal mode (Mid) will last about 3.5 hours
Material: Aluminum alloy
Lens: Impact-resistant optical lens with AR coating
Reflector: Metal reflector
Head & Tail: Aluminum alloy bezel ring
Water-Resistant Design;
Aluminum alloy structure with wear-resistant anodized finish, deep heat sink finish.
High-performance electronic switch
Slightly click the switch to turn ON/Off the light.
Slightly click the switch to change the brightness modes, Low-Mid-high.
Long-press the switch for more than one second to access strobe mode.
Power indicator system:
Power > 80%.. three indicating LED on.
50%< Power < 80% , two indicating LED on.
100v-240v Battery Charger. (LED indication for Power On / Charging / Full charge)
Model of Battery required: 1 x (8.4v 6400mAh) Battery Pack

Package Content:
1 x Bicycle Light
2 x Spare O-ring
1 x (8.4v 6400mAh) Battery Pack
1 x UK Charger
1 x Rear light(Batteries not included)

5000 Lumen Cree X2 Bike Light: The industry-leading Cree LED creates a powerful biking light that is twice more powerful than others and come with a 8.4v 6400mAh battery pack
This headlight only takes 6 hours to fully charge and has a runtime of 3+ hours on the normal mode (Mid).
Comes with both a headlight and a tail light,making your bicycle stand out with unmatched 360º visibility so you and your loved ones are safer in any low light conditions.
IP65 Waterproof And Dustproof: Waterproof, dustproof, and weatherproof body keeps the light in perfect working condition in any weather and any time of the year.
Can be used as an emergency flashlight, keep it inside your car, basement, attic, and emergency kit. Use it when you’re running, jogging, hiking, camping, walking your dog, cycling, changing a tire, night time family/kids activities.