Anti Static Cordless Wrist Strap Adjustable Antistatic BandSpecifications: Name: Anti Static Cordless Wrist StrapColor: black, red, purpleSize(about):Length: 24*1.3cm/9.45*0.51in (freely adjustable from 13cm/5.12in to 24cm/9.45in) (adjustable to fit anyone) Net weight(about): about 20gGross weight(about): about 33gMaterial: wristband siliconeApplication: universalSuitablemodels: universalPacking List: Anti-static Wrist Strap*1 Manual*1Notes: 1. When the brightness of the indicator light goes down, please replace the battery in time (the battery models require 2 AG10 3V batteries), so as not to affect the effect of static electricity elimination. 2. Batteries are not included.