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Description
MAJ MT300Multifunction Wall Scanner, Ferrous Metals: 120mm, Non Ferrous Metals (Copper): 100mm, AC Wire: 50mm, Single Strand Copper Wire: 40mm (4mm), 3 Level Sensitivity Adjustment, Battery Capacity: 3. 7V 300mAH, 138x68x22mm, 122g Multifunction Wall Scanner Overview The MT300 Wall scanner has a newly designed positioning hole which can accurately and quickly mark up edges and centre of metal, studs, joists, pipes, live AC wire behind walls, floors and
Multifunction Wall Scanner, Ferrous Metals:120mm, Non-Ferrous Metals (Copper):100mm, AC Wire:50mm, Single Strand Copper Wire:40mm (≥4mm²), 3 Level Sensitivity Adjustment, Battery Capacity:3.7V 300mAH, 138x68x22mm, 122g
Multifunction Wall Scanner
Overview
The MT300 Wall scanner has a newly designed positioning hole which can accurately and quickly mark-up edges and centre of metal, studs, joists, pipes, live AC wire behind walls, floors and ceilings. The easy-to-read LCD display and ergonomic anti-slip handle provide users with comfort and convenience while scanning, with a sound alarm. The wall detector can be automatically calibrated anywhere on the wall to successfully find the centre of studs in one step. The 6-in-1 meter with fast detection saves users time and effort, making the task completion easier. Exact scan mode locates the centre and edges of wood and metal studs up to 20mm deep; Depth scan mode locates the centre and edges of wood and metal studs up to 38mm deep; Non-Ferrous Metal scan detects metal (Copper) up to 100mm deep; Ferrous Metal scan detects metal (Iron) up to 120mm deep; AC scan detects live unshielded AC wires up to 50mm deep; Copper wire scan detects copper wire up to 40mm deep. When objects are found, the LED light on the centre hole will indicate the direction and the detection signal strength tells whether you are very close to the target. No matter professionals, homeowner and DIY enthusiasts, it must be an ultimate choice.
Features
- Equipped to detect metal, wires, pipes, wood, studs, and live AC cables
- Newly designed positioning hole, accurately and swiftly marks edges and centres of metal, streamlining your projects
- 3-level sensitivity adjustment, this scanner elevates measurement accuracy to ensure you find your target with pinpoint precision
- It illuminates yellow or red based on proximity to the target, turning green when no target is present
- Audible beep guides user, with continuous alarms leading the user to the target’s centre
- The high-performance anti-jamming chip guarantees accuracy
- Positioning hole to accurately & swiftly marks edges & centers
- Backlight LCD Display
- Velcro Strips eliminates damage to surfaces
- Depth range:
- Metal: 120mm
- Non-ferrous metal (copper): 100mm,
- AC line: 50mm
- Copper wire (single strand): 40mm
- Wood: 2mm
- Depth Mode:38mm
- Exact Mode: 20mm
Specifications
| Function | Range |
| Ferrous Metals Max Detection Depth | 120mm |
| Non-Ferrous Metals Max Detection (Copper) | 100mm |
| AC Wire Max Detection Depth | 50mm |
| Single Strand Copper Wire (≥ 4mm) Max Detect Depth | 40mm |
| Foreign Objects Exact Mode Max Detect Depth | 20mm |
| Foreign Objects Deep Mode Max Detect Depth | 38mm |
| Forgein Objects | Refers to Wooden Files |
| Battery Capacity | 3.7V (300mAH) |
| Continuous Working Time | ± 2 Hours |
| Dimensions | 138 x 68 x 22mm |
| Weight | 122g |
Downloads
Additional Information
| Device | Scanner |
| Type | Multifunction | Wall |
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
4.3 ★★★★★
Based on 27 reviews
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Product Reviews
★★★★★ 5
Comfortable, Sturdy, and Great for Long Hours
Color: Black, Size: Pack of 1
I am very happy with this office chair. It was easy to assemble, feels sturdy, and is very comfortable to sit in for long periods of time. The ergonomic design provides good back support, and the adjustable features make it easy to find the perfect position. The mesh back keeps me cool throughout the day, and the chair rolls smoothly. Overall, it offers great quality for the price and has made working at my desk much more comfortable. I would definitely recommend it to anyone looking for a reliable office chair. ⭐⭐⭐⭐⭐
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Great Chair! Worth the Price!
Color: Sky Blue, Size: Pack of 1
LOVE my new desk chair! I got the Sky Blue which is a really pretty blue in person. I work from home in tech, and had been getting constant headaches no matter what position I was in. I finally decided to invest in a better desk chair, and I'm SO glad I did! It's much more supportive and comfortable. I really like that I can flip the arms up or down, and the height is easy to adjust. Also, because I can flip the arms up, I can keep the chair out of the way when I'm not working by putting it right up against the desk. Very much worth the price! Assembly was simply and quick. Not even 30 minutes. Also, when I had a question about the chair, their support team was quick to respond and very helpful. Highly recommend!
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Reviewed in the United States on June 2, 2026
★★★★★ 5
Great quality chair, regardless of price.
Color: Black+white, Size: Pack of 1, Color: Black+white, Size: Pack of 1
Great quality chair, regardless of the price, period. So well packaged that it took almost as long to unwrap as assemble. Assembly was easy (loved the Allen wrench with sturdy handle). I am 6'2" and the fit and height adjustments work well for my height. Comfort is personal, so I like the semi-firmness of the seat. While the chair is constructed of heavy gauge plastic the base is solid metal with enamel finish: I love the look. The arm rests line up perfectly to my computer keyboard. I expect many, many years of service.
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Reviewed in the United States on May 17, 2026
★★★★★ 5
Great Value for a Comfortable Home Office Chair
Color: Black, Size: Pack of 1, Color: Black, Size: Pack of 1
I’ve been using this chair for a couple of days now, and honestly, it’s been a solid upgrade from my old one. I work from home most days, so comfort matters a lot—and this chair delivers better than I expected for the price.
The first thing I noticed was the lumbar support. It’s actually adjustable and makes a noticeable difference, especially if you tend to sit for long stretches. My lower back used to get sore after a few hours, but that hasn’t really been an issue since switching to this chair. The mesh back is also a nice touch—it keeps things breathable, which I didn’t think I’d care about until I had it.
Assembly was pretty straightforward. Took me maybe 20–25 minutes without any frustration. Everything lined up well, and the instructions were clear enough.
In terms of comfort, the seat is firm but not hard. It doesn’t feel like one of those super plush chairs, but I actually prefer that because it feels more supportive over time. The reclining feature is smooth, and I like that you can lean back a bit when you need a break.
Overall, I’d say this is a great value for a home office setup. If you want something ergonomic and comfortable without spending a fortune, this chair is definitely worth considering.
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Reviewed in the United States on April 30, 2026
★★★★★ 5
Excellent Office Chair
Color: Black+white, Size: Pack of 1
I just received my TRALT Office Chair. First of all, I was impressed with the packaging of this item. When I opened the box each piece of the chair was wrapped in plastic or bubble wrap. Everything in the box arrived safely and without damage. Secondly, the instructions to assemble the chair were very each to follow. I was impressed with the Allen wrench which had a handle attached to it. This made screwing in the screws very easy. I was able to assemble the chair without any difficulty. Lastly, the look of the chair and the comfort is exceptional. I ordered the black/white chair which looks amazing. The comfort of the chair is really excellent. My back is supported by the lumbar seat and having the armrests being able to go up when not needed is wonderful. The quality of the chair is definitely worth the price.
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Reviewed in the United States on May 9, 2026
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