Description

Voltage: 4 pieces of 5 (AAA) Alkaline batteries 
Static power: <*0μA
Dynamic power: about **0mA 
Low voltage hint: 4.8v 
Operation temperature: - *0 ℃ ~ *0 ℃ 
Operation humidity: < *5% 
Anti static electricity: > *5,**0 V, in strong electrostatic interference can still be under guarantee information is not lost, stable work 
Material: stainless steel wiredrawing, electroplating aureate (silver) 
Door of installing size requirement: door thick in *6mm above, if the surface with lace, it should be from door edge lace **0mm above; 
Open the door direction: left pushed the door open, right pushed the door open, left pull open the door, right pull open the door,