MILESEEY TR256i Thermal Camera for iPhone and iPad, 256×192, IP54
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Product details
The MILESEEY TR256i is a thermal camera for iPhone and iPad. A 256×192 sensor (49,152 thermal pixels) is enhanced to 512×384, and the module weighs just 19 g, measures about 34 × 26.5 × 15 mm and uses a wide field of view of over 56° to scan large areas quickly.
At a glance
- 256×192 sensor, enhanced to 512×384
- -15°C to 600°C at 25 Hz
- Wide field of view of over 56°
- 19 g with an IP54 rating
- Photos and video through the MILESEEY Thermal app
Full specifications
- Infrared resolution: 256×192 (enhanced to 512×384 with Matrix III processing)
- Thermal sensitivity (NETD): ≤50 mK
- Refresh rate: 25 Hz
- Temperature range: -15°C to 600°C
- Field of view: over 56°
- Durability: IP54
- Weight and size: 19 g, about 34 × 26.5 × 15 mm
- Capture: photos and video through the MILESEEY Thermal app
- Compatibility: iPhone and iPad
What the specs mean in practice
Resolution and spot size. The sensor gives 49,152 temperature points. At a 56° field of view each pixel covers about 3.8 mm at 1 m, which is a good match for rooms, panels and equipment at arm's length.
Wide view. More than 56° lets you cover a whole wall or breaker panel in one frame, which speeds up scans. The trade-off is less reach: this is a close and mid-range tool.
Range. -15°C to 600°C covers building, HVAC, electrical and electronics work.
What you can use it for
- Home and HVAC checks: drafts, insulation gaps, vents and ducts.
- Electrical: panels, outlets and connections.
- Client reporting: record photos and video through the app to share findings.
Who should look elsewhere
- You use an Android phone. See the HTI HT-203U or the Thermal Master P2.
- You need long-range detection. A wide lens favors close and mid range.
How it compares
- TOPDON TC001 Max: adds a visible-light lens, with USB-C for iPhone 15 and newer, Android and Windows.
- Thermal Master P3: under 35 mK with manual macro focus, for Android, iOS and PC.
Tips for better results
- Scan electrical equipment under normal load and compare like with like.
- Shiny bare metal reads cooler than it really is. Measure a patch of black electrical tape instead.
- Glass blocks thermal imaging, so you see the glass surface and not what is behind it.
- For building checks, a difference of roughly 10°C (18°F) or more between inside and outside gives the clearest results.
Frequently asked questions
Will it fit my iPhone?
The module connects to the charging port. iPhone 15 and newer use USB-C, and earlier iPhones use Lightning. Contact us with your device model before ordering and we will confirm the match.
Is 512×384 the real resolution?
The sensor is 256×192. The larger figure is enhanced output from Matrix III processing.
Does it need charging?
No. It runs from the connected device.
Does it work with Android?
No. This model is for iPhone and iPad.
How tough is it?
It carries an IP54 rating against dust and splashes.
Common applications
Building inspections, HVAC diagnostics, Electrical maintenance. Choose a thermal camera based on the target size, working distance and required measurement accuracy.
Buying guidance
Compare native infrared sensor resolution, temperature measurement range and device compatibility before ordering. Image enhancement does not increase native sensor resolution. For questions about suitability, contact ThermalVisionPlus before purchase.
Explore our thermal imaging buying guides
Read our home inspection guide, electrical inspection guide, and phone versus handheld comparison to compare specifications and applications.