ABOVELIKE We Collect We Sell The WiFi version does not include the battery at the factory Working Mode - Can NOT working stand alone, MUST work with our Tuya ZigBee Hub or other ZigBee Hub based on Tuya Platform. Function: - 90DB with 10 sound type - Temperature Detector. It is may have 1-3 degree difference compared the true temperature. - Humidity Detector Siren Alarm: - 2 x CR123A Battery Built-in - Support 5V 1A USB Port Power - Non-rechargeable battery Alarm Notifications: - Smart phone will get instant notifications when siren alarm triggered and check the log on APP. Scenarios: - Support scenarios with other smart wifi products based on Tuya powered smart home products. Application: - Home, Kitchen,Office and etc. Product Size: - 65*65*25MM APP Name: - "TuyaSmar MORE ITEMS ON ABOVELIKE Siren Alarm Temperature Humidity 90dB Sound Light Sensor Battery Built-in 3 in 1 ITEM DESCRIPTION ABOVELIKE We Collect We Sell SKU:EL00396 Wifi Stren Alarm 3 in 1 Genuine Parts The WiFi version does not include the battery at the factory Working Mode - Can NOT working stand alone, MUST work with our Tuya ZigBee Hub or other ZigBee Hub based on Tuya Platform. Function: - 90DB with 10 sound type - Temperature Detector. It is may have 1-3 degree difference compared the true temperature. - Humidity Detector Siren Alarm: - 2 x CR123A Battery Built-in - Support 5V 1A USB Port Power - Non-rechargeable battery Alarm Notifications: - Smart phone will get instant notifications when siren alarm triggered and check the log on APP. Scenarios: - Support scenarios with other smart wifi products based on Tuya powered smart home products. Application: - Home, Kitchen,Office and etc. Product Size: - 65*65*25MM APP Name: - "TuyaSmart" or "Smart Life" on Google Home or iOS APP Store Package Accessories: - 3 in 1 sensor - USB Cable PAYMENT SHIPPING RETURNS CONTACT US FEEDBACK PAYMENT 1.We use payment. 2.Please make sure shipping address on your account is correct and up-to-date. 3.If you purchase multiple items from us, please pay them together with one payment instead of paying them individually so that we can ship them in one package. SHIPPING Items will be shipped within 1-3 days after receiving full payment via SpeedPAK Standard. Estimated shipping times are approximately 8 to 12 business days to the United States ,9 to 25 business days to the ohter countries.The tracking number will be promptly updated in your order details. If you prefer express shipping (e.g., FedEx, DHL, EMS), please contact us.We do not cover customs duties for your package; please pay any local taxes by yourself. We will do our best to assist you. We offer combined shipping payments. RETURNS We offer a 30-day return and exchange service, and the return shipping costs are to be paid by the buyer. Returned items must be in acceptable condition, excluding any physical damage caused during shipping. If you need assistance with warranty and returns, please email us . CONTACT US Please feel free to email us directly at abovelike AT 163 dot com or send us a message through the messaging system. We will respond promptly. FEEDBACK We appreciate your positive feedback, and we would be grateful if you could give us a "five-star" rating for our "detailed seller rating." If you are dissatisfied with our products or services for any reason, please contact us before leaving neutral or negative feedback. We will strive to resolve the issue to the satisfaction of both parties.