Light Meter UT383BT Lux Meter - Bluetooth Digital Illuminance

In this review of the UT383BT Lux Meter, the bottom line is straightforward: this compact digital illuminance meter is best for photographers, lighting technicians and plant growers who need reliable spot readings and simple data logging. The reviewer found the unit's Bluetooth link to the iENV app and the wide measurement range to be the single biggest reason to buy, since it turns quick handheld readings into stored, exportable data without a laptop. Its compact size and readable backlit display make it genuinely practical for field and studio work.

Key Features

• Wide measurement range: Covers 0 to 199,900 Lux (0 to 18,500 Fc), letting users measure dim to very bright light without swapping meters.
• Bluetooth data transfer: Sends measurement data to the iENV app on iOS or Android so readings can be recorded, exported and analyzed off-device.
• Fast sampling: 0.5 s sampling time provides near real-time readings suitable for changing studio or on-set lighting.
• Clear display: Large 4-digit LCD with backlight and data hold makes it easy to read measurements in low light or awkward positions.
• Power management: Auto shutdown and low battery indicator help preserve batteries for longer field sessions.

Who It's For

The UT383BT is aimed at photographers, videographers and lighting professionals who need a portable, accurate tool to verify light levels on set, in studios, or outdoors. Hobbyists who monitor plant grow lights or lighting for animal husbandry will appreciate the range and the ability to archive readings via the app.

It is less suited to users requiring laboratory-grade calibration documentation or extremely high precision beyond the stated accuracy, or those who prefer meters with built-in memory and larger screens without relying on a smartphone for longer-term data projects.

Pros & Cons

Pros

• Offers a very wide Lux/Fc range suitable for most photographic and horticultural lighting tasks.
• Bluetooth connectivity and the free iENV app make data logging and export straightforward.
• Fast sampling and a backlit 4-digit display make it easy to use on set or in the field.

Cons

• Accuracy is adequate for many users but not lab-grade; the stated tolerance is a realistic limitation.
• The small form factor means fewer built-in controls and reliance on the app for extended data handling.

Specifications

Our Verdict

The UT383BT Lux Meter is a practical, value-oriented choice for creatives and technicians who need portable illuminance checks plus simple data logging. Its Bluetooth integration and wide range make it especially useful for photographers, studios and growers; just be aware it aims for field utility rather than laboratory precision, which keeps the price and portability attractive.

Frequently Asked Questions

Can this meter record and export measurements?
Yes, readings are transferred via Bluetooth to the free iENV app where you can record, export and analyze data.

What units does the meter display?
The UT383BT displays measurements in Lux and Foot Candles (Fc).

Is the meter suitable for studio and plant lighting?
Yes, its wide range and quick sampling make it suitable for both photographic studio work and monitoring grow-light intensity.