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Lumi Tape
Lumi Tape round electronic rolling ruler with digital display
Electronic rolling ruler

Measure More Than a Straight Line.

Meet LumiTape™ — the pocket-sized digital measuring wheel built for lines, curves, and everything in between.

$34.99
View product details
  • Rolling wheel design
  • Digital display
  • USB rechargeable

Designed for real-world measuring

Measure More Than a Straight Line.

01

Curves and irregular surfaces

Follow rounded edges and uneven paths while keeping the rolling wheel in contact with the surface.

02

Digital readings at a glance

See the measurement directly on the LCD display as the wheel moves across the surface.

03

Pocket-sized and rechargeable

A compact, lightweight design with USB-C charging for your pocket, bag, or toolbox.

ROLL IT.
READ IT.
DONE.

LumiTape rolls across straight, curved, and irregular surfaces, displaying the measurement directly on its digital screen.

Made for everyday projects

One Tool. More Ways to Measure.

DIY projects

Measure project lines, edges, and materials before you cut or build.

Furniture & home

Check furniture, shelves, openings, and spaces around the home.

Curved surfaces

Follow rounded and irregular edges with the rolling wheel.

Crafts & design

Trace flat patterns, curved seams, and project layouts.

Packages & objects

Measure around boxes, cylindrical items, and other objects.

Hand rolling the Lumi Tape rolling ruler along a wooden surface

How it works

Three steps. One clear reading.

  1. 01

    Turn it on

    Hold the power switch for about one second.

  2. 02

    Roll along the surface

    Keep the wheel in contact and move at a steady pace.

  3. 03

    Read the measurement

    The digital display updates in real time as you roll.

A different measuring format

Why LumiTape?

Feature
Traditional tape
LumiTape
How it measures
Extends in a straight line
Rolls along straight or curved surfaces
Reading style
Printed tape markings
Digital LCD reading
Format
Retractable tape case
Compact rolling wheel
Power
No charging required
USB-C rechargeable

Features & specifications

Details below come from the product manual and confirmed supplier specifications.

Rolling digital measurement

A rolling wheel tracks the distance and shows it on screen in real time.

Digital LCD display

Clear digital readout with an adjustable backlight for easy viewing.

29.5 ft single measurement

Measures up to 29.5 ft in one continuous roll.

324 ft cumulative capacity

Cumulative measurements can add up to 324 ft across multiple passes.

Curved & round surfaces

The wheel follows curved, rounded, and irregular edges while staying in contact.

Circumference & diameter

Circumference mode measures round objects and automatically calculates the diameter.

Multiple measurement modes

Standard, inside, left-obstruction, right-obstruction, and circumference modes.

±0.35 in measurement variation

Variation may be up to ±0.35 inches depending on rolling technique and surface.

Compact & lightweight

Approximately 2.09 × 0.6 inches and about 35 g — fits in a pocket or tool bag.

10-measurement memory

Stores up to 10 groups of previous measurement data for quick recall.

Switchable units

Choose your preferred measurement unit from the settings.

Calibration adjustment

Precision and calibration can be fine-tuned in the settings.

Adjustable backlight

Set the LCD backlight duration to 30, 45, 60, 90, or 120 seconds.

Automatic shutoff

Powers down automatically after about 180 seconds without operation.

Measurement modes

  • Standard — rolling measurement between two unobstructed points.
  • Inside — measure between two obstructions, such as inside a window opening.
  • Left-obstruction — measure starting from an obstruction on the left.
  • Right-obstruction — measure starting from an obstruction on the right.
  • Circumference — measure cylindrical or round objects and automatically calculate the diameter.

Power & controls

  • Hold the power switch for about 1 second to turn the device on.
  • Hold it for about 5 seconds to turn it off.
  • Shuts down automatically after approximately 180 seconds without operation.

Measurement memory

  • Stores up to 10 groups of previous measurement data.
  • Save or reset measurements using the center button.
  • The current measurement is stored automatically after 30 seconds without operation.

Adjustable settings

Measurement unit selectionPrecision / calibration adjustmentBuzzer on / offLCD backlight duration: 30, 45, 60, 90, or 120 seconds

Specifications

Product type
Electronic rolling ruler (measuring wheel)
Shape
Round, puck-style body
Size
Approximately 2.09 × 0.6 inches
Weight
Approximately 35 g
Display
Digital LCD with real-time readout and adjustable backlight
Maximum single measurement
Up to 29.5 ft in one continuous roll
Cumulative measurement
Up to 324 ft across multiple passes
Measurement variation
May be up to ±0.35 inches depending on rolling technique and surface
Supported measurements
Straight/linear, curved and irregular surfaces, circumference, cylindrical diameter
Measurement modes
Standard, inside, left-obstruction, right-obstruction, circumference (with automatic diameter)
Memory
Stores up to 10 groups of measurement data
Controls
Power switch plus center button for save/reset
Power
Hold 1s to turn on, 5s to turn off; auto shutoff after ~180 seconds
Settings
Unit selection, calibration, buzzer, backlight duration
Charging
USB-C port on the side, rechargeable
Price
$34.99

Specifications above come from the supplier product manual and confirmed supplier specifications. We don't publish figures that haven't been confirmed, such as battery capacity, charging time, or water-resistance rating.

Lumi Tape electronic rolling ruler shown from the front with its digital displayLumi Tape rolling ruler held in a hand while charging over its USB-C cable

What's included

  • ✓1 × Lumi Tape electronic rolling ruler
  • ✓1 × USB-C charging cable

Box contents are listed as supplied by the manufacturer and will be updated if they change.

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The LumiTape Commitment

Simple measuring. Straightforward shopping. Support when you need it.

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Tracked Delivery

Once your order ships, tracking information will be provided when available.

Here When You Need Us

Have a question about your product or order? Contact LumiTape and we'll be happy to help.

Frequently asked questions

Quick answers about Lumi Tape. If you need more help, scroll down to contact us.

Shipping information

Orders are placed through secure Shopify checkout. Available shipping methods, costs, and estimated timeframes are shown at checkout once you enter your delivery address. We don't quote delivery speeds here because they depend on your location and the method you choose.

Ready to roll instead of unspool?

The Lumi Tape electronic rolling ruler — one price, one simple tool.

$34.99