Feature:

*Precision Machined Aircraft Grade Crust Resistant Aluminum
*Up to 35 Lumens (1W Luxeon)
 Up to 70 Lumens (3W Luxeon)
*20times(1Watt)/40times(3Watt)/60times(5Watt) brighter than standard LEDs
*Unit Size: 117*32MM
*Unit Weight: 136g (incl.battery)
*Battery type: 3* 1.5V AAA Alkaline battery