Hospital wireless nurse call bell system, patient call nurse by pressing a call button near bed
Diplay Power Supply: DC9V/1A
Place of Origin: Beijing, China
Display Size: 200*123*25mm
Call Button battery: Alkaline Battery 23A12V
Watch Alert Mode: Shock and Buzzer
Working frequency: 433.92MHz
Button Working voltage: DC 4.5V
Watch Battery: Rechargable Lithium Battery
Material: ABS
Button Size: 85*37*16mm