SOLUTION:Good safety device for people who with limited mobility, suitable for all kinds of emergency by just one key. SOUND ALARM: The alarm sound at a distance of 1 meter is 70 dB, it can also be set to silent mode. The duration of the alarm sound can be freely chosen 1/2/3 minutes ACHIEVE IMMEDIATE RESPONSE:In order to take care of people with limited mobility, you can take care of it better while doing other things in peace of mind LOW POWER TIPS: Included DC3V (two 1.5V AA batteries (not included)). Send a low battery reminder and replace the batteries in time REMOTELY:Download Tuya / Smartlife APP, connect to wifi, realize remotely receive push information. It also can work with for Amazon Alexa, for Google Assitant Waterproof: Yes When alarming the indicator light is Red, and the network connection is normal indicator light is Green Product introduction This SOS button design for the elderly or patient who need more care. An emergency alert system gives them and you peace of mind. Imagine the freedom of not worrying all the time. If mom or dad need help all they need to do is press the SOS help button and the system will alert you and other family members. This Wifi SOS button has two trigger alarm methods: Button and Pull Rope, convenient for daily emergency calls, suitable for various elderly care institutions, welfare institutions, hospitals, families, etc. Technical parameters Preservation temperature:-10℃-+65℃ Relative humidity:5%-95%RH Operating voltage:DC3V Static current: Less than 15uA Operating current:≤200mA Wireless mode: WiFi Alarm indicator:red LED Network indicator light: green LED Installation:wall hanging Color: As Shown Material: plastic Package Contents: 1 x Tuya WiFi SOS Emergency Button(Without 2xAA batteries,You ne