Mudder Bicycle Light Set (Double-headed Xm-l T6 LED Headlamp, 4400mah Rechargeable Battery Pack and Charger Included, Bike Tail Rear Light and 2 Wheel Valve Lights As Gifts) Super Bright Flashlight Torch Lights up to 2000 Lumens with 4 Mode(low>middle>high>strobe), Waterproof and Easy to Install Without Tools, Widely Used By Commuter and Outdoor Sports Like Camping, Hiking, Mountain Bike Rider

1.Head lamp
Light Source: 2 Pieces of XM-L T6 LED
Power: 10W
Mode: 4 Mode(Low/500lm>Middle/1000lm>High/2000lm>Strobe)
Run time: 1.5~3.5 hours (depends on the light mode)
Switch Location & Type: Tail-cap & Click
Dimensions: 2.28"x1.65"x1.46"/5.8cmx4.2cmx3.7cm
Material: Aluminum
Color: Black
O-ring: 2 pieces, fit handlebars of different diameters
Water Resistance: impervious to rainfall but please avoid submerging it in water

2.Battery:
Power Source: 8.4v 4400mah battery pack
Battery indicator(on the back of the head lamp):
- Three lights lit on(power‰¥80%).
- Two lights lit on(50%‰¤power‰¤80%).
- One light will lit on and will flash three(runtime‰¤30minutes)

Battery Charger: 100~240V input/8.4V output

4.Bike Tail light:
7 mode: Steady/2 kinds of flashing/3 kinds of running light, press the yellow button on the back to change the mode
Battery Configuration: 2xAAA batteries

5.Bike Tyre Wheel Valve Light
Powered by: 3 x AG10 button cells ( included )
Easy to install, no special wires required
Automatically turn on when the wheel is rotating and turn off when stops
Size: 5.5cm long, 0.8cm in diameter ( The screw diameter ). Approx

Packing list
1 x Cree XM-L T6 LED Bicycle Light
1 x 8.4 V 4400mah battery pack
1 x charger for the battery pack
2 x Spare O-ring
1 x Bike Taillight as gift
2 x Bike Tyre Wheel Valve Light as gifts