Product appearance: 8.5*9*4.5cm
Ambient humidity: 5%-95%RH
Ambient temperature: -25℃-55℃
Volume: 75db - 95db ±5db
Wroking current: 100MA
Static current: 10MA
Working voltage: 3xAAA battery (not include)
Detection Angle: Vertical 60° Horizontal 110°
Detection Method: IR Detection
Multi Language :1pcs Door Bell (Multi Language Version)
Detection Distance: 2-6M
Note:
pls know that the welcome alarm is not included any battery or power adapter .
Only sell welcome alarm. if you want ,pls buy separate .
