http://www.lightmobile.com/cpdz_show.aspx?id=410
Product features:
Waterproof, can be used at 0.5 meter under water.
Good shock proof, withstanding falling from 1.5 meters high.
3W imported LED.
Convenient wrist band carrying.
Lithium-ion battery, automatic management of charging and discharging.
Usage:
The switch is in the middle of the flashlight, controlling the flashlight in a sequential cycle: low light, working light, strong light and off.
When the batteries of the flashlight are exhausted, unscrew the back cover, take out the batteries and replace with backup batteries.
Technical parameters:
Two charging modes of 220V electric supply and 12V automobile charger.
Strong light can continuously work for more than 3 hours.
Working light can continuously work for more than 7 hours.
Dimension: total length: 150 mm, handle diameter: 27 mm, diameter of attacking head: 35 mm, sling length: 160 mm
Weight:230g