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Description
UNI-T UT522 Earth Ground TesterSpecifications Range UT522 Earth resistance () 0~20 0~200 0~2000 0~40 (2%+20) 0~400 (2%+3) 0~4000 (2%+3) AC earth voltage (V) 0~200V 0~400V (1%+6) Frequency: 50Hz 60Hz Features Display count 4000 Manual range Auto power off Around 10 minutes Low battery indication Data hold Data storage 20 LCD backlight Full icon display Double insulation protection Poor contact display Over range display Display OL Simple 2 wire testing Precise 3 wire testing General
| Specifications | Range | UT522 |
| Earth resistance (Ω) | 0~20Ω | |
| 0~200Ω | ||
| 0~2000Ω | ||
| 0~40Ω | ±(2%+20) | |
| 0~400Ω | ±(2%+3) | |
| 0~4000Ω | ±(2%+3) | |
| AC earth voltage (V) | 0~200V | |
| 0~400V | ±(1%+6) | |
| Frequency: 50Hz/60Hz | √ | |
| Features | ||
| Display count | 4000 | |
| Manual range | √ | |
| Auto power off | Around 10 minutes | √ |
| Low battery indication | √ | |
| Data hold | √ | |
| Data storage | 20 | |
| LCD backlight | √ | |
| Full icon display | √ | |
| Double insulation protection | √ | |
| Poor contact display | “…Ω” | √ |
| Over-range display | Display “OL” | √ |
| Simple 2-wire testing | √ | |
| Precise 3-wire testing | √ | |
| General Characteristics | ||
| Power | 1.5V battery (LR6) x 6 | |
| Display | 70.6mm x 34mm | |
| Product color | Red and grey | |
| Product net weight | 560g | |
| Product size | 160mm x 100mm x 70.5mm | |
| Standard accessories | Batteries, simple test leads with alligator clips, standard test leads with alligator clips, | |
| earth spike, gallus | ||
| Standard individual packing | Gift box, carrying bag, English manual | |
| Standard quantity per carton | 8pcs | |
| Standard carton measurement | 530mm x 300mm x 350mm (0.056 CBM per standard carton) | |
| Standard carton gross weight | 19kg | |
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 10 reviews
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Product Reviews
★★★★★ 4
It's easy to take one pill a day.
Size: 180 Count (Pack of 1)
I sometimes get cramps in my calves while sleeping, so I eat before bed. Personally, I think it's effective. I am satisfied with the product and delivery.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 11, 2025
★★★★★ 5
It works!!
Size: 180 Count (Pack of 1)
I wake up feeling refreshed..and ready for the day.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
★★★★★ 5
Encapsulated Mag Citrate
Size: 180 Count (Pack of 1)
Exactly what my body needs. Encapsulated magnesium.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2026
★★★★★ 5
Reliable Overnight Protection for Peaceful Sleep
Size: Size 3, Unit Count: 132
They provide excellent overnight protection and keep my baby dry through the night, which means fewer wake-ups and better sleep for everyone. The fit is snug but comfortable, and the waistband helps prevent leaks even with lots of movement. They’re soft, absorbent, and do exactly what they’re designed to do. A great choice for parents looking for dependable overnight diapers.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 2, 2026
★★★★★ 5
Great for overnight or long plane rides
Size: Size 5, Unit Count: 50
We’ve been using these overnight diapers and they’ve worked really well for us. They hold a lot and have helped prevent leaks overnight, which has made a big difference for sleep.
They fit comfortably and don’t seem to bother my baby’s skin, even after wearing them all night.
Pros:
• Great overnight absorbency
• Help prevent leaks
• Comfortable fit
• No irritation for us
Cons:
• Slightly bulkier than regular diapers
• A bit more expensive than daytime options
Overall, these have been really reliable for overnight use and have helped us avoid middle-of-the-night changes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 26, 2026
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