Zexus Lightweight LED Headlamp ZX-240

Zexus Lightweight LED Headlamp ZX-240
~ SUPER LED 1W equivalent 
    four high-brightness Φ5mm white LED x
~ AA alkaline batteries × 1 this (sold separately)
~ 6 hours to about 60 hours (100% to 10%)
~ 27 g (without battery)
~ High mode about 40m (when spot irradiation)
~ 50 lumens
~ Water Resistant