Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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Description
Wintact WT1357 Digital Sound Level Meter, Range: 30dB~130dB, WT1357Features 1. Automatic calibration to ensure accuracy. 2. Automatic linear compensation: this advanced software program improves the accuracy by correcting the nonlinear accuracy of the sensor. 3. Quickly adjust the sound speed thickness and quickly call out the stored data 4. Coupling status indication: observe the coupling icon to see whether the coupling is completed. 5. It has 12 thickness measurement storage and calling functions to facilitate
Features1. Automatic calibration to ensure accuracy.
2. Automatic linear compensation: this advanced software program improves the accuracy by correcting the nonlinear accuracy of the sensor.
3. Quickly adjust the sound speed / thickness and quickly call out the stored data
4. Coupling status indication: observe the coupling icon to see whether the coupling is completed.
5. It has 12 thickness measurement storage and calling functions to facilitate high-altitude operation or field operation.
6. Sound velocity measurement.
7. The sound speed of 12 gears of different materials is adjustable.
8. Thickness alarm setting.
9. LCD backlight display.
10. Low battery indication and automatic shutdown.
11. Metric / imperial selection.
Specification
1. Accuracy: 1.5dB (under reference conditions)
2. Measuring Level: 30-130dB (A)/35-130dB (C)
3. Frequency Range: 31.5Hz to 8.5KHz
4. Linearity Range: 50dB/100dB
5. Digital Display: 5 digits
6. Resolution: 0.1dB
7. Bar Graph: 50 dB (scale at 1 dB step for monitoring current sound pressure level display)
8. Overload Indication: OVER/UNDER
9. Frequency Weighting: A and C
10. Level Ranges: 30-80dB, 50-100dB, 60-110dB, 80-130dB
11. Self Calibration Time: 3sec
12. Sampling Rate: 20 times/seconds
13. AC Signal Output: 0.707Vrms/ full bar graph, output impedance is about 600ohm
14. DC Signal Output: 10mV/dB,output impedance is about 100ohm
15. Dynamic Characteristic: FAST (high speed)/SLOW (low speed)
16. Power Supply: 4x AA 1.5V battery or DC 6V 100mA (not include)
Specification:
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1846 reviews
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Product Reviews
★★★★★ 5
So comfy
These pillows are great! So comfy, no neck or back pain. I highly recommend them!
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Reviewed in the United States on May 1, 2026
★★★★★ 5
⭐️⭐️⭐️⭐️⭐️ Incredible Comfort – Like Sleeping in a Luxury Hotel Every Night!
I am beyond impressed with the DIORIS Pillows Queen Size Set of 2! From the moment I laid my head on them, I knew I had found my new favorite pillows. They strike the perfect balance between soft and supportive, making them ideal for back, stomach, and side sleepers like me and my partner.
The fluffy down alternative fill feels just like the real thing—plush, breathable, and incredibly comfortable without triggering my allergies. These pillows don’t flatten out overnight either; they maintain their shape and bounce back beautifully each morning.
What really stood out to me was the hotel-quality feel. The outer fabric is smooth, skin-friendly, and breathable, helping me stay cool and sweat-free throughout the night. I wake up feeling refreshed, well-rested, and with no neck pain—which is a huge win!
If you're looking for affordable luxury, I highly recommend these DIORIS pillows. They’ve completely upgraded my sleep experience, and I’ll definitely be buying another set for the guest bedroom!
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Reviewed in the United States on June 4, 2025
★★★★★ 5
Pillowd
Color: Blue, Size: Queen Size Set of 2
They are huge and very fluffy queen size pillows, and they’re so comfortable. I’m actually laying on one right now.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Helps you get a good night's rest
Color: Blue, Size: Queen Size Set of 2
These are my favorite pillows. I've had so much neck pain and headaches in the morning. This all stopped once I started using them. They hold up their shape and seem like they are good quality. My husband kept trying to steal my pillow, so I had to order him his own. You won't be disappointed in these pillows, and you'll get much better sleep.
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Reviewed in the United States on May 26, 2026
★★★★★ 4
Very soft!
Color: Blue, Size: Queen Size Set of 2
I like the softness of these pillows. They are too bulky for me but my husband loves his. I’ve been using a flat pillow for too long. I may just need to adjust to it.
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Reviewed in the United States on May 17, 2026