Air analysis apparatus; Batteries, electric; Burglar alarms; Cabinets for loudspeakers; Cases for smartphones; Chargers for electric batteries; Covers for smartphones; Electrical adapters; Electrical plugs and sockets; Electronic pens; Eyeglasses; Horns for loudspeakers; Inverters; Luminous pointers; Measuring cups; Microphones; Monopods for handheld digital electronic devices, namely, phones; Pedometers; Telescopes; Wires, electric