Heiman WS2SA-1 Tuya optical WiFi smoke detector The Heiman WS2SA-1 Optical Smoke Detector is an advanced device that provides reliable smoke detection indoors. Equipped with smart features and powered by replaceable lithium batteries, it guarantees long-lasting operation and safety, warning of fire with real-time remote monitoring and notification. Real-time notifications When the smart sensor detects smoke, it immediately sends notifications to your smartphone via the Tuya (Smart Life) app. Even when you're not at home, the system immediately notifies you of the threat, allowing you to respond quickly. Battery-powered The Heiman WS2SA-1 smoke detector is powered by replaceable lithium batteries, allowing the device to last a long time. The ability to easily replace the batteries provides continuous protection without the need for frequent servicing. Work light (LED) The sensor is equipped with an LED that flashes every 53 seconds or so, confirming that the device is on and functioning properly. This simple but effective solution allows you to quickly check the status of the sensor. Low battery warning The Heiman WS2SA-1 smoke detector has a low battery warning feature. When the battery is low, an alarm sounds every 53 seconds, indicating that the battery needs to be replaced, preventing unexpected interruptions in the device's operation. Test function The device is equipped with a test button, which, when pressed, allows you to check and confirm the proper operation of the smoke detector. This keeps your home under constant surveillance. Manufacturer HeimanManufacturer code WS2SA-1Operating voltage DC 3VColor WhiteSize Φ86 x 31 mmMaterial ABS plasticAlarm indicator Red LEDsAlarm volume 85 dBCompatible applications Tuya & Smart LifeOperation type Manual / via appSensor type OpticalApplication area InsideCompatible operating systems Android and iOSScope of delivery Batteries, user manual, mounting materialsMounting type Mounting on the wall or ceilingBattery life Up to 5 years

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