Aerials being antennas; wearable activity trackers; video recorders; simulators for the steering and control of vehicles; printed circuits; cables, electric; stable electrical source, namely, voltage stabilizing power supply; low voltage power supply; couplings, electric and connections, electric; distribution boxes for electricity; mobile power in the nature of a rechargeable battery; theft prevention installations, electric, namely, theft alarms and burglar alarms; optic devices, namely, sp...