Overview: Multi purposes anti-static key chain provides effective protection against Prevents the unpleasant shock caused by the potential difference of static electricity when touching the Computer, LCD, Car, etc. Features red light indicator when in touch with static Red Light off when finished remove static Handy gadget key king, really on-the-go Stylishly designed & easy to use Specification: Weight Approx: 10.2g Size Approx: 4.5 x 0.7 x 0.7