Wireless Indoor Siren

 Product Specifications:

01.Power Voltage: DC5V
02.Back up battery: 3.7V/350mAH Built-in lithium
03.Size: φ78*41mm
04.Communication mode: WiFi protocol,it can connect to the platform directly without gateway, transmission distance of 150m (open environment)
05.Standby time: 4 hours (when WIFI is connected to the cloud platform)
06.Sound pressure range: high (1m 105db), medium (distance 1m 85db), low (distance 1m 75db)
07.Low battery warning: 3.5v(Tolerance: ± 0.2V)
08.Alarm duration: Tamper alarm for 3 minutes, control alarm 1-60 minutes adjustable
10.Current consumption at alarm: ≤300mA