Features: 1WiFi Connection: The sound and light alarm can be used separately without a gateway which is very convenient and quick and easy for you to use. 2Timely Alarm For Flooding Monitoring: When the flooding sensor is triggered the acousto optic alarm will be linked to the alarm and the mobile phone will receive the APP push notification so that the abnormal situation can be understood at the first time. 3A Good Assistant For Home Security: When you leave home and turn on the defense mode when someone enters your home from a door or window the door and window sensors will be triggered and the sound and light alarm will be linked to alarm and the camera will start to record video and push it to the APP. 4Switched Ringtone And Memory Function: Built in 30 ringtones the side of the sound and light alarm is equipped with a ringtone switching button which can be switched at will according to your own preference four level volume adjustment strong shocking force and has a ringtone memory function. 5Support One Key Network Configuration: Mobile phone installation APP device can be connected to the network according to the prompt the connection is simple and supports remote control. Specification: Item Type: Sound And Light AlarmMaterial: ABSWeight: Approx. 109g / 3.8ozProduct Size: Approx. 8x7.5x5.5cm / 3.1x3.0x2.2inWorking Temperature: -40-85Sound Intension: Mute Low Medium High (Four Levels Adjustable)Wireless Connection: WiFi 2.4GHz 802.11b/g/nRingtones: 30Function Keys: Long press for 5 seconds to realize the reset function short press (less than 1 second) to realize the volume adjustment functionMusic Key: Short press (less than 1 second) to switch to the next song Package List: 1 x Sound And Light Alarm1 x Chinese And English Manual Note: Dear customer please rest assured to buy without worrying about the plug adaption. We will provide an adapter for you according to different country standard for ensuring its normal use.