Providing online advertising services for others

Intercoms; Smartwatches; Biometric fingerprint door locks; Digital door locks; Electric light dimmers; Electrical outlets; Electronic devices used to locate lost objects employing radio frequency; Headsets for mobile telephones; Lighting control panels; Microcontrollers for internet of things (IoT) enabled devices; Neon signs; Protective helmets for sports; Stands adapted for mobile phones; Touch panels; Wireless transmitters and receivers