Bluetooth Hygrometer Thermometer ITH-21-B
Shipping Fee
We offer free shipping on all orders.
Shipping Area
The products can be delivered to the most of states in the United States except American Samoa, Micronesia, Guam, Marshall Islands, Northern Mariana Islands, Palau and U.S. Virgin Islands.
We also offer international shipping. For some countries and regions, we may charge a remote fee, which depends on the carrier's standards.
Shipping Origin
For US orders, we ship from our US warehouse or our factory in China, depending on stock availability. Please refer to the information provided on the product page for details.
For international orders, we will ship directly from our factory in China. All costs collected during the transportation are the sole responsibility of the customer.
Shipping Carrier
We will select the carrier based on your shipping address.
Delivery Estimate
The order will be processed and shipped within 1-3 working days.
Holiday Notice: Please note that due to the upcoming holiday, orders from outside the U.S. placed between Feb 15–22 will have an extended processing time of up to 10 working days. We apologize for any inconvenience and appreciate your patience.
You will receive a confirmation email after the order is shipped.
For US orders, if shipped from a US warehouse, the shipping time will be 2-7 working days. For all other orders shipped from China, shipping time is 7-12 working days.
Kindly Remind
*If you need to make any changes to your order, please contact us before shipping.
*The recipient's assistance may be required during shipping for some orders. We will contact you as soon as possible after receiving the notification from the carrier, please pay attention to check our emails.
*After receiving the ready-to-delivery email, please keep your phone open. If delivery fails, you may need to contact your local post office for pickup. Of course, we will also email you the details after receiving the notification from the carrier.
Key Features
Bluetooth Hygrometer Thermometer ITH-21-B
6-in-1 Thermo-Hygrometer with 3.8" LCD
The large 3.8-inch LCD screen clearly displays current temperature and humidity, comfort level indicators, and current time and date. TH mode and Time mode for different needs.
Remote Monitoring with Bluetooth 5.0
Bluetooth 5.0 connectivity allows remote app monitoring of indoor temperature and humidity from up to 230ft/70m away. Comfort ranges can be set based on your family's needs for a healthy and safe living environment.
High-Precision Swiss Sensirion Sensors
Thanks to the Swiss-made sensors, this thermo-hygrometer is more accurate, more stable and more reliable than other temperature and humidity detectors on the market.
2-Year History Storage & Export
Store up to 300 days of offline temperature and humidity data. All data will be automatically synced with the app upon Bluetooth connection. 2 years of history can be viewed and exported from the app.
15+ Months Battery Life
With two supplied AA batteries, this indoor temperature and humidity monitor can run for over 15 months, making it ideal for continuous monitoring in any indoor space such as bedrooms, offices, and wine cellars.
Product Overview
Specs
Model:
ITH-21-B
-20℃~60℃
2 years in-app data
AA Batteries *2, User Manual *1
Compare with Others
Appearance: |
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| Model: | ITH-21-B |
IBS-TH5-WIFI |
IBS-TH3-WIFI PLUS |
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| WiFi: | x | 2.4GHz | x | |
| Bluetooth: | Bluetooth 5.0 | x | x | |
| Data Display: | Time, Date, Day of the Week, Temp, Humidity, Comfort | Time, Date, Weather, Temp, Humidity, Comfort, Environment | Temp, Humidity, Comfort | |
| Battery: | 2*AA batteries | 2000mAh Li-ion battery | 500mAh Li-ion battery | |
| Screen: | LCD | eInk | LCD | |
| Battery Life: | 15 months | 12 months | 6 months | |
| Recording Interval: | 1/2/5/10min | 10/30/60min | 10/30/60/120/180/240min | |
| Sampling Interval: | 3 seconds | 2 seconds | 10 seconds | |
| Temp Range: | -4℉~140℉/ -20℃~60℃ |
32℉~122℉/ 0℃~50℃ |
32℉~122℉/ 0℃~50℃ |
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| Temp Accuracy: | ±0.36°F / ±0.2℃ | ±0.36°F / ±0.2℃ | ±0.5°F / ±0.3℃ | |
| Humidity Range: | 0~99 % RH | 0~99 % RH | 0~99 % RH | |
| In-App Data Storage: | 2 Years | 2 Years | 1 Year |