Air analysis apparatus; Bicycle helmets; Capacitive styluses for touch screen devices; Chargers for batteries; Fingerprint padlocks; Headphones; Headsets for virtual reality games; Heat sinks for use in computers; Hygienic pads adapted for virtual reality head-mounted displays; Mileage recorders for vehicles; Motorcycle helmets; Power adapters; Protective helmets; Radios incorporating clocks; Remote controls for televisions; Rotating lights; Speedometer testers; Square rulers for measuring; U...