Dr.meter LX1330B Digital Illuminance Light Meter Review

A handheld digital light meter with a separate sensor, 0 to 200,000 lux range, data hold, and peak hold for checking light levels around indoor plant shelves.

Seller pricing varies Updated May 18, 2026

Bottom line

The Dr.meter LX1330B gives indoor plant shelves a simple handheld way to record light levels at tray height.

Dr.meter LX1330B digital illuminance light meter with handheld display and sensor

What this review covers

This review looks at the LX1330B lux range, handheld display, separate sensor, data hold, peak hold, and the careful placement needed for repeatable shelf checks.

The upside

  • The separate sensor makes shelf readings easier to place near the plant area.
  • The 0 to 200,000 lux range covers a broad set of indoor light checks.
  • Data hold and peak hold give the reading a simple pause point.

The tradeoffs

  • Lux readings need a consistent distance, angle, and position.
  • Plant leaves still need regular visual checks beside the meter reading.

Fit and feel

Good match:

This meter fits gardeners who use LED grow lights, indoor herb shelves, plant lamps, or compact tents and want a simple record of light level at plant height.

What to know:

A meter reading is one garden note. Leaf color, stem stretch, watering rhythm, and plant growth still belong in the same check.

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Full review

A light reading tool for plant shelves

The Dr.meter LX1330B Digital Illuminance Light Meter gives gardeners a handheld way to check lux levels around grow lights, seed-starting shelves, herb stations, and plant corners. The meter uses a handheld display with a separate sensor.

A reading can help a gardener notice how light changes from the middle of a shelf to the edge, or from one fixture height to the next.

Repeatable placement matters

A useful light check starts with a consistent spot. Place the sensor at tray height, point it the same way each time, and write down the shelf, fixture height, and reading.

Data hold and peak hold give the number a pause point before it goes into notes. That small habit can make fixture height changes easier to understand through the season.

Good match

This meter fits gardeners who use LED grow lights, indoor herb shelves, plant lamps, or compact tents and want a simple record of light level at plant height.

What to know

A meter reading is one garden note. Leaf color, stem stretch, watering rhythm, and plant growth still belong in the same check.