★★★★★ 1
Stopped working
Color: 2926 Gold Silver Black
Stopped working
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Reviewed in the United States on May 6, 2026
D20S NB-IoT LTE CAT-M Waterproof Outdoor Temperature Sensor
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
D20S NB-IoT LTE CAT-M Waterproof Outdoor Temperature SensorD20S NB IoT LTE CAT M Waterproof Outdoor Temperature Sensor The Dragino D20 NB and D20S NB is a NB IoT Temperature Sensor for Internet of Things solution. D20 NB D20S NB will convert the Temperature reading to upload the sensor data send to IoT platform via NB IoT network. The temperature sensor used in D20 NB D20S NB can measure 55C ~ 125C with accuracy 0. 5C (max 2. 0 C). D20 NB D20S NB supports temperature alarm feature, user can set temperature
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Your D20S NB-IoT LTE CAT-M Waterproof Outdoor Temperature Sensor orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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You'll receive a tracking link by email once your D20S NB-IoT LTE CAT-M Waterproof Outdoor Temperature Sensor ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.2 ★★★★★
Based on 2038 reviews
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Product Reviews
★★★★★ 5
Great watch
Color: Blue, Color: Blue
Great quality, beautiful watch. The size is perfect. I am a woman and I like a good sized watch. Love it
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Reviewed in the United States on April 8, 2026
★★★★★ 5
Good quality looks great
Color: Blue
Looks great
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Reviewed in the United States on April 20, 2026
★★★★★ 5
Very nice and the price is great
Color: Blue
Looks a works great
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Reviewed in the United States on February 7, 2026
★★★★★ 4
I like it
Color: grey, Color: grey
It’s not expensive but well made. The tack thing doesn’t spin. Idea for daily wear with a nice look to it. I gave it a 4 because the tact thing doesn’t spin and I like a larger watch face. All in all I may buy more as fashion watches for daily use.
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Reviewed in the United States on March 11, 2026
