ขาย Wireless Smart 120DB Siren and Alarm Bell-White, with Strobe Light, Remote App Control WiFi USB Siren jdBZ ราคาที่ดีที่สุด

24/7 Remote Monitoring: Tap into your mobile device to monitor and control your siren and al directly from your smartphone or tablet, from anywhere in the world, at any time. The siren is a perfect panic alarm in case of an emergency. Timer Controls: The scheduling feature allows you to set a timer or schedule to sound your alarm, chimes, or sirens at particular times of the day, allowing you to automate your whole home security system. 120dB Siren: Twee different siren, chime, and alarm options can sound at volumes up to 120dB, with a built-in flashing LED strobe. This siren alarm even has a "Barking Dog" feature to deter suspicious activities. Specification: Multiple Sound Selection Power Supply: Mini USB, 5V 1A Backup power supply: CR123A x 2 (not included) Sound intensity: 100 dB Wireless Type: 2.4GHz, 1T1R Protocol: IEEE 802.11b / g / n Wifi distance: 45m Operating Temperature: 0 Celsius ~ 60 Celsius (32 Fahrenheit ~ 104 Fahrenheit) Operating temperature: 20% ~ 85% Storage Temperature: 0 Celsius ~ 60 Celsius (32 Fahrenheit~ 140 Fahrenheit) Storage Humidity: 0% ~ 90% Support systems: Android and IOS. Colour:White Material:Shell plastic Size:68x 68x30mm Package Contents: 1 * Host 1 * data lineOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.