... security systems.(2)Radio control toys. Power tools. Electric bicycles.Audio and video device, such as camcorders, ... PDAs, portable fax machines.Other applications, such as electric shavers, electric toothbrushes, massagers, portable vacuum cleaners.(4)Digital cameras, ... digital assistants (PDA), Portable CD/MD/MP3 players, shavers/ electric toothbrushes, flashlight / Romote control, toys and games. ...