This temperature and humidity detector allows you to better understand the current temperature and humidity, allowing you to adjust over time based on your data. You can check the data at any time in the Tuya app, which is very convenient. If you need it, come and give it a try, it won't let you down. Features:Large Display with Backlight:These sensors adopt a large 2.9-inch LCD display, and the backlight can be closed at night, so you can see the data better and will not disturb your sleep at night. App remote controls monitoring:Once you connect the Tuya app, you can easily check the data on your mbilephone, even if you are far from home. This temperature and humidity detector allows you to better understand the current temperature and humidity, allowing you to adjust over time based on your data. Alarm Setting: These sensors allow you to set the upper and lower alarm limits on the mobile phone APP. Temperature unit switching: you can change the C/F temperature units according to your needs. Time and date display:These sensors can not only detect humidity and temperature, but also display the time and date. Two Power Supply Ways: Supports USB power supply and built-in power battery supplies two ways, which makes this detector can be used normal after power failure. Specifications:Material: ABS Material: 1*Lithium Battery, 500mAh(Included)Product Size: 86*22.8mm/3.4*0.9inPackage Size: 100*100*31mm/3.9*3.9*1.2in Package Weight: 80g/2.8ouncePacking List:1*Temperature Humidity SensorsMany questions about Dropshipping services are as follows:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to