... 3.Popular in hospital,baby tracking,prison,etc. This active wristband is popular used in hospital,baby tracking,prison,etc.We ... have whole system,including reader,activator,tag.wristband tag operates in 2.45 GHz band, active working mode ... % (non-condensing)IP RatingIP68Shock Resistance10~2000Hz, 20mm/15g, Triaxial active silicone wristband