Sound Light Sensor Smart Alarm Siren Tuya Zigbee Siren Sound Light Alarm 90dB App Remote Control Home Security Protection System Feature: 1. Tuya ZigBee Siren: Detecting in the environment in time. Siren alarm louder than 90DB. 2. Alarm Notifications: Smart phone will get instant notifications when siren alarm triggered and check the log on APP. Widely used in home, kitchen,office, etc. 3. Fast Response: Ultra-fast response, anti-interference ability, ultra-low power consumption and cost-effective. Supporting 5V 1A USB port power. 4. Security System: Trigger alarm; Make sound and light; Remote on/off via APP. Automatically restore the previous settings with memory function when network or power off reconnecting. 5. Satisfaction Guarantee: We strive to provide each customer with the highest standard of customer service to ensure you have a pleasant shopping experience. If you have any issues, inquiries or need assistance, please feel free to contact us directly. Specification: Triggering alarm: sound and light are sent out, and remote opening/closing is realized through APP When the network or power is turned off and reconnected, the previous settings will be automatically restored using the memory function Battery: CR123A * 2-3V USB power supply: 5V/1A Volume: 90db Operating temperature: 0 ℃~40 ℃ 32 ° F~104 ° F Working humidity: 20%~85% Wireless frequency: 2.4GHz Network range: 55M Wireless protocol: Zigbee 3.0 IEEE 802.15.4 Dimension: about 68x68x33mm/2.68x2.68x1.30inch Net weight of product: 140g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x AlarmNo battery 1 x Data cable 1 x Instructions 1 x Sticker Screw Pack 1 x Packing box