Measures 32mm diameter X 19mm width.
*ON/OFF switch
*Batteries included
*Carabiner style clip
*Brand new in package
*Easy to replace batteries
*Can be seen up to 1/4 mile away
*3 flashing modes: slow/fast/steady
Please add $5 S&H via USPS Ground Advantage with tracking.
Just $2 S&H for each additional light.
Over 20 years experience selling on ebay.
I offer fast service. I usually ship in one day, sometimes the very same day.
Please check my feedback and buy with confidence.