Yi Zeng

Ultrasonic sensor monitoring alarm and computer shooting interface device

Telephone alarm system by using vidicon as state change sensor

32-path household electronic appliance automatic connector for inquiry management of serial port

32-path household electric appliance automatic connection terminal having USB interface query and management function

Serial-port inquiring and managing eight-way automation wire holder for household electronics

Serial-port inquired and managed disconnect-type automation wireless holder for household electronics

Wireless 16-path household electric apparatus automatic socket capable of realizing inquiry management by serial port

Automatic wireless socket of 16-channel household electronic appliance under query management of serial port

16-way automated socket of household electronic and electrical appliance for serial port query management

Automatic door controlled by camera