Batteries; Smartwatches; Acoustic alarms; Acoustic amplifiers; Acoustic sound alarms; Batteries and battery chargers; Chronographs for use as specialized time recording apparatuses; Dashboard cameras; Monopods used to take photographs by positioning a smartphone or camera beyond the normal range of the arm; Protective films adapted for computer screens; Protective films adapted for smartphones; Rechargeable batteries; Rechargeable electric batteries; Selfie sticks; Teaching robots; Wireless h...