Automatic pill counters; Computer docking stations; Electric door chimes; Electronic pens; Laser rangefinders; Microscopes, including stereomicroscopes; Mouth guards for sports; Night vision goggles; Safety equipment, namely, a lifeline system for horizontal or vertical movement to which a worker is attached for protection against fall hazards, composed of line tension indicator, turnbuckle, bars, anchors, harnesses, lanyards, cables, anchorage connectors, carabiners, lifelines, stanchions, s...