Tuya Smart Wi‑Fi Window & Door Security Alarm Sensor for Alexa

Smart Wi-Fi Home Window Door Security Alarm Sensor System Alexa Google Tuya App Product Description: Receive Real-time Alarms Remotely: when door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. so you don't have to worry about your baby going out of house without notice, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home, shop, office ,etc. Compatible with Google Play, Andriod and IOS System: No hub required and No fees charge. Convenient for you to detect the status of your doors, windows, cabinets, drawers or anywhere you want to notified when it is opened or closed. So you can travel or go to work or go to schoon or go shopping worry-free. Alert message push: Protect your home with open / closed door detection. When the door / window is triggered, you will receive an alarm signal from your phone. Home Security Alarm make House more safety. Easy Installation： No Need to use complicated tools when installation,just use 3M glue to install,firm and durable.The two arrows are opposite,the distance between the two compopents should be as close as possible,and the closest distance should not affect the opening/clsoing of the door or window. Low Power warning: The sensor door need with TWO AAA Batteries(not include).When the battery level is low, it will automatically push messages throuch APP to remind you to change battery, never worry about running out of battery. Specification: Standby Current: 8uA Alarm Current:70mA～120mA Wireless Type: 2.4GHz Wireless Standard: IEEE 802.11b/g/n Working Temperature: 0℃～40℃ (32℉ ～104℉ ) Working Humidity: 20%～85% RH Storage Temperature: 0℃～60℃ (32℉ ～140℉ ) Storage Humidity: 0%～90% RH App: Tuya smart or Smart life Supports Android 4.4 and iOS 8.0 or newer Material: ABS Size: (Main body): 72mm x 19mm x 30 mm (Small body): 45.5 mm x 15.5 mm x 14 mm Package Included: 1 x Wireless Door / Window Sensor (AAA Batteries Not Included) ShippingPaymentReturn & Refund policyFeedbackCustomer Support - ContactShippingFREE SAME BUSINESS DAY MONDAY- FRIDAY SHIPPING FROM USA. All orders and payments received before 4PM EST (1PM PST) will be shipped the same business day. All other orders within 1 business day. No shipping on Weekends or US Public Holidays. No responsibility for any custom duty Shipping information will be updated when available.PaymentWe accept payment via PayPal. Use PayPal at checkout to pay with credit or debit.Immediate payment is required. Shipping will be arranged within 1 business day once payment is cleared.Return & Refund policy1.We stand behind our items and offer 60 dayswarranty. All items are in new and working condition unless specified otherwise elsewhere in the description.2.All Returns - defective or otherwise - MUST BE PREAUTHORIZED to guarantee refund or exchange. Please contact us to get an authorization and return address. 3.Buyer agrees to pay for the cost of re-shipment for undeliverable or wrong addresses. 4.Buyer is responsible for Return Postage as well as a 20% restocking fee if return/replacement is not a result of our mistake such as wrong item.5.Replacement or Refund will be made upon receipt of the returned item. Please include tracking number so we can process ASAP. If you do not wish to wait for a replacement, please repurchase the item. 6.ALL REFUNDS will be processed via PayPal. Please double check via PayPal history and transaction for confirmation. PayPal will send it back to whatever you used to pay within 3-5 days.FeedbackWe strive to provide the best products and services. Your positive feedback 5 stars DSR help us do better. If anything about your transaction did not meet expectations, please CONTACT US and give us the opportunity to make things right. We are always here to help.Customer Support - Contact Please do not hesitate to CONTACT US. You can message 24/7 on eBay for all questions and inquiries. We will get back to you within 1-2 business days at the latest.