20/35M_Mini Indoor Bluetooth Digital Thermometer Hygrometer Temperature Humidity

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Other Brifit Wireless Thermometer Hygrometer, Bluetooth Thermometer, Accurate and Sensitive Indoor Temperature Humidity Sensor with Data Export for House, Garage, Greenhouse, Baby Room Product Description
Please Note:20M or 35M is the distance that can be reached in an open place without any obstacles
WA44
Features:
Wireless App Control】We uses a high-end Bluetooth 5.0 chip and can easily monitor temperature and humidity data on app via Bluetooth. (free downloading from App Store and Google Play)
Higher Accurate Monitor】Using an accurate and sensitive Sensirion temperature and humidity sensor, it can achieve a temperature error of ± 0.5 ° C (± 1 ° F), a humidity error of ± 3%, and refresh once per second for higher accuracy.
Data Storage Export】Support temperature data export function, record a group of data every 10 seconds, can store up to 100 days of data. Data on the APP shows red when data is beyond preset range.
Portable Design】Brifit wireless sensors Smaller size than other brands (1.3 x 1.3 x 0.47 inches). Space-saving and portable. It can be used for about 100 days with CR2032 battery.
Right Choice！】We have backed them up with an unparalleled replacement and 100% satisfaction support.If you have any questions, please feel free to contact us.
Specitiation:
1. Small size and low power consumption, the product size is about 1.3 x 1.3 x 0.47 inches, and the battery can be replaced (lithium battery CR2032)
2. It can measure indoor high temperature, low temperature and normal temperature, and the measurement speed is fast and the measurement temperature is accurate.
3. Smart Bluetooth app, connect up to 100 at the same time.
4. Temperature range: -20-60 ° C (-4-140 ° F); humidity range: 0-99%.
5. Support temperature data export function, record a group of data every 10 seconds.
6. Use CR2032 battery.
WA59
2020 New Version Wireless Thermometer Hygrometer]---------
1. You can check the data directly with Screen on the wireless thermometer hygrometer; 2. You can pair your phone and wireless thermometer hygrometer in real time by short press the button when disconnected; 3. The connecting distance upgrades to within 35m(114.8ft); 4. Upgraded CR2477 1100mAH Button Battery - A normal life one year; 5. Can be attached on the metal surface with built-in magnet design; 6. Long press to swtch "℃/℉" unit.
This ugraded smart hygrometer comes with the new alarm function
1. Function 1. "Find It" - Tap "Find It" in the app, the SMART thermometer hygrometer will alert to remind you where it is. And it will stop auto later. 2. Function 2. "Audio Alarm For Reminding" - The hygrometer will make audio alarm when the temperature or humidity exceed minimum and maximum alarm value you pre-set. At this time, you can stop the alarm by pressing the button behind the thermometer. 3. If the temperature or humidity still exceed minimum and maximum alarm value you pre-set, it will alarm again after 30 minutes.
It can real-time detect the temperature and humidity condition. Automatic alarm if the temperature and humidity is abnormal. You can easy view the temperature and humidity change by the data according to all historical records, which up to 100 days.
How to connect via Bluetooth?
1. Make sure Bluetooth permission and location service are turned on.
2. Download “Sensor Blue” on App Store or Google Play.
3. Click icon "＋" to add the hygrometer.
4. Explore other features of this device.
Note:
1) This product is the Bluetooth version (Not Wifi version)
2) Wireless Thermometer Hygrometer is little bigger than a CR2032 battery.
3) Please note that the connecting distance in the house normally is within 35m(114.8ft).
4) Please turn on the Bluetooth on your phone and make sure your cellphone is closer near the device when pairing.
5) Once you get a constant reading for a long time, please try to replace a new battery.
6) There is a vent behind the Thermometer Hygrometer, please note that not to block it. Otherwise it will affect its performance. For example: do not cling it to the wall.
Payment Policy
Shipping Policy
Returns Policy
About Us
Payment Policy
We gladly accept PayPal.
Please make sure to submit the eBay item number with your payment. 
If you have any other problem, please contact via eBay message. Shipping Policy
All products will be checked carefully and packed in good and new condition before shipping.
We'll email to every customer with tracking info to make sure you can track your package before arrival.
Item will be shipped within 1 business day after the payment has been received.  Returns Policy 30-day money-back guarantee for any reason 
For 30 days after the date of purchase, return your undamaged product and receive a full refund for ANY reason.
12-month warranty for quality-related issues
For 12 months after the date of purchase, we take care of all quality-related issues with a replacement or full refund. Reminder: Be sure to use your product as directed.
Lifetime support
Don't how to make your product work properly? Simple contact us with your problem and you'll receive quick solutions.
Limitations
Our returns and exchange service is limited to all item purchased from amir_tec/amir_tek (Official AMIR Product Seller on eBay). If you purchased through a different retailer, please contact them directly. (Unauthorized reselling of AMIR products is prohibited.) 
Warranty-related shipping costs can only be covered in the country of purchase. If the product is taken outside the country of purchase, any shipping costs will be the buyer's responsibility. Alternatively, we can offer a 50% refund of the item's purchase price without the need to return. 
If returning an item, please ship it back within 30 days after you receive approval. Further delay may void your return.
Friendly reminder: When contacting us for help, be sure to have your product handy for troubleshooting!
If our exchange policy changes, we'll update it surely.
About Us AMIR is an international brand owner serving a wide customer base in home improvement, consumer electronics, and outdoor equipment. As a team, we are focused on delivering products and service purposed to build on the idea of better living through convenience, enhanced experiences, responsive customer care and affordability.  Copyright © 2018 Dianxiaomi