สถานที่กำเนิด
Chongqing, China
Material
304 stainless steel(moisture proof,fire retardant)
Operating Voltage
Four 1.5V LR alkaline batteries
Quiescent Dissipation
0.1W
Dynamic Power Dissipation
0.5W
Application
Hotels, guesthouses, apartments
Suitable Door Type
Wood door, steel door, metal door