Koolertron 9 in LCD Microscope
#11 in DigitalFull review
A battery-powered 9 in scope for coins and PCB inspection on a budget. The listing leaves out its video resolution and warranty.
Amazon $90.14$90.14
9 in
2.9/5
A professional USB microscope for measurement and documentation, where a true 5MP sensor and polarizer matter. Hobby users get a bigger picture for far less.
- 2592 x 1944 (5MP), 30 fpsResolution / magnification
- None (PC)Screen / head
- HandheldStand
Check price at Amazon$1,069
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 5MP true sensor resolution with optical magnification
- Polarizer cuts glare on metal and solder
- Measurement, stitching and comparison in the included software
- Metal body
Cons
- No screen; needs a computer
- Costs more than most screen scopes and stereo scopes
- Stand sold separately
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | AM7115MZT |
|---|---|
| Optics and imaging | |
| Video resolution | 2592 x 1944 (5MP), 30 fps |
| Photo resolution (stated) | 5 MP |
| Magnification claim (not scored) | 10-50x, 220x optical |
| Autofocus | No |
| Viewing and output | |
| Screen | None (PC) |
| Outputs | PC |
| Measurement software | Yes |
| Remote | No |
| Stand and lighting | |
| Stand | Handheld |
| Lights | Top |
| Built-in battery | No |
| Build | |
| Warranty | 2 years |
Alternatives in this type
TOMLOV DM9 Max
#12 in DigitalFull review
A bigger-screen DM9 with a taller stand that suits coin collectors and occasional soldering. Choose a 4K model if you plan to record or use a large monitor.
Amazon $129.99$129.99
1080p10.1 in
TOMLOV DM9
#14 in DigitalFull review
A cheap, steady 7 in scope for coin collecting and small inspection jobs. Its short stand and 1080p picture make it a weak pick for regular soldering.
Amazon $95.99$95.99
1080p7 in
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