It has a 1/2" magnet on the other end for hands-free
use. The 6-5/8" long anodized aluminum body encloses
a telescoping shaft that extends to 22", the last 2-1/2"
Powered by four LR44 button cells; two sleeves of four come
with the light. In continuous use, four cells will last from
45 to 75 minutes, more than adequate for the use this light
will normally get.