Nedis Smoke detector

The smoke detector increases safety in your own home. It contains a learning switch that can be wirelessly networked with an unlimited number of DTCTSC10WT and DTCTSC10WT2 smoke detectors. As soon as one device detects smoke, it sends a signal via radio frequencies to activate the other devices. It also has a test button and a low battery alarm. Battery life up to: 1 year. Operating temperature range: -10 - 40 °C. Detector type: Smoke. Diameter: 127 mm. Input voltage: 9 V DC. EN compliant: EN 14604. batteries required (included): 6x AA/LR6. Colour: White. Frequency range: 433.05 - 434.79 MHz. Radio transmission power: 7.84 dB/m. Sound: 85 dB. Material: ABS. Maximum linkable alarms: Unlimited. Measuring range: 0 - 3 m. With pause button: No. With test button: Yes. Mounting material included: Yes. Sensor life: 10 years. Power source type: Battery operated. Supports wireless technology: 433 MHz. Linkable: Yes.