Description : 1 Watt LED aluminium alloy flashlight Feature : *Tailcap rubber switch *The flashlight Water-proof & shock-proof *Regulated Circuit hoist the voltage (constant electricity , isobarically , prevent excessive voltage) for protect LEDs well-balanced lighting *Type Ⅲ Hard Anodization for Extreme Corrosion and wear Resistance (option) *Precision Machined Aircraft Grade Crush Resistant Aluminum *Low Heat-Energy Efficient Durable Diodes (LED only) Runtime : over 3 hours (bettery battery) Battery type : 2 pcs 1.5V AA alkaline battery Distance : over 60 m LED life : over 50,000 hours