The detailed info of our 7090 XR-E Q5 LED Flashlight:
1)Lamp Life:80,000hours
2)Led Rating:3.0 Watt
3)Input Voltage:3.0V-4.2V

The detail info of FLT4010 Cree 7090 XR-E Q5 LED Flashlight:

1)Lamp:Cree 7090 XR-E Q5 LED    
2)Lamp Life:80,000hours
3)Led Rating:3.0 Watt        
4)Controlled mode:Mid-low-high-Strobe-SOS  
5)Output Levels:225 Lumens(2hours)-7lumens(30hours)-Strobe-SOS                                          
6)Power Source:1-cell 18650(Lithum) Batteriy or 2 CR123A batteries.  
7)Input Voltage:3.0V∼4.2V
8)Aerospace-grade aluminum body with anti-scratching type III hard anodization  
9)Construction:Shockproof and water resistant              
10)Switch:end-cap activates momentary on constant on/off mode      
11)Digitally Regulated for Constant Brightness 
12)Toughened clear glass lens
13)Dimensions:5.039in/12.8cm(Length)x1.024in/2.6cm(Diameter) 
14)Weight:4.06oz./115.0g(excluding batteries)