ZB-SOS WiFi Tuya App Smart Security SOS Button Help Scene Linkage Smart Switch •【Instant Emergency Alert】Press a button to send an instant alert to a preset contact,caregiver,or emergency service •【WiFi Connectivity】Connects to your home WiFi network for fast and reliable communication •【Seamless Integration】Compatible with popular smart home platforms such as Tuya Smart,Amazon Alexa,and Google Assistant •【Long-lasting Battery】Equipped with a long-lasting battery,it can be used for months on a single charge •【User-friendly Design】Simple and intuitive operation interface,suitable for users of all ages •【Remote Monitoring】Real-time monitoring of button status via mobile phone APP to ensure normal operation of the device •【Multi-purpose Application】Suitable for the elderly,children,people with disabilities,or people who need special care Specifications: •Connection method: WiFi •Operating frequency: 2.4GHz •Battery type: 400mAh Rechargeable lithium battery •Battery life: Several months on a single charge •Operating temperature: 0 to 40℃ •Operating humidity: 10% to 90% (non-condensing) •Waterproof level: IPX4 •Dimensions: 52mm diameter x 15mm thickness •Weight: Approx. 50g Package included: •1 x SOS Emergency Button •1 x Double-sided Adhesive Tape •1 x Micro USB Cable •1 x English User Manual