Battery testers; Circuit testers; Commercial safety nets; Connections for electric lines; Electric cables and wires; Electric cables, wires, conductors and connection fittings therefor; Electric fence chargers; Electric fences; Electric warning light systems; Electrified fences; Electronic animal confinement systems; Flashing safety lights; Pre-packaged kits containing electrical protection devices in the nature of insulators, corona rings, armor-rods and surge arresters and metal hardware in the nature of suspension clamps, yoke plates, all of which attach or connect transmission conductors to high voltage electric transmission towers; Reels for electric wire; 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 and shock absorber; Safety nets; Tool measuring instruments; Voltage testers; Wire connectors; voltage, amperage, telephone lines and continuity testers