Bicycle Light Headlight with various color (Update)

Did anyone use the headlight for your bicycle before ?

Check some specs here :

Made of aluminum alloy material, durable to use
It will surely meet your various needs and bring you much convenience
4 modes design
Elastic band for easy wearing
High brightness, long life span and power saving design
Good lightening tool for darkness, especially for outdoor activities, hiking, fishing, climbing mountains and etc
Bulb Type: XM-LT6
LED Quantity: 1pcs
Luminous Flux: 800 Lumen
Voltage: 4.2V
Current: 2000mAh
Battery Capacity: 2200mAh
Effective Range: 350M
Working Time: 4 hours and 30 mins
Mode Arrangement: 4 modes (High, Mid, Low, Fast Strobe)
Type of Switch: Button in the bottom of the headlamp

Package List:
1 x Bicycle Light Headlight
1 x Battery Pack
1 x Headlight Band
1 x Charger (US Plug)
2 x Back-up Rubber Rings

http://www.eachgame.com/search.php?keywords=GO-DI4591