Alarms for the detection of inflammable gases; Audio headphones; Batteries and battery chargers; Computer cables; Computer hardware and peripheral devices; Electric charging cables; Fire alarm and emergency evacuation devices, namely, fire alarm control panels, smoke detectors, heat detectors, alarm pull stations, audible and visible notification appliances, strobes, sirens, bells, horns, and speakers; Gas testing instruments; Smartwatch bands; Tripods; USB hubs; Video cables; Wireless chargers