Air Purification with Four-port USB Hub Device
Emits negative ions to improve the quality of air and reduce particles and dust floating in the air
Purified air can prevent allergies caused by filthy air
Kills airborne bacteria
USB 1.1 4-port hub connects to USB printers, scanners, mice, joysticks, keyboards and digital cameras
Retractable USB cable A/M to A/M for connecting to PC
Highly recommended for gifts or promotional items
Logo printing services are available