📏 Digital Display Roller Ruler – 199.999m

Precision meets portability in a single intelligent measuring tool.

Forget guessing or struggling with long tape measures. This digital roller ruler combines a massive measuring range with a clear digital display and multiple measurement modes—perfect for professionals, DIY enthusiasts, or anyone needing accurate measurements over long distances.

🔥 Key Features

📐 Massive Measurement Range

• Measures 0–199.999m

• Suitable for rooms, hallways, outdoor projects, and construction sites

🔋 Long Battery Life

• Ultra-low-power semiconductor microprocessor

• Standby Time: 300 days

• Continuous Operation: ~6 hours per charge

• Battery: Built-in 260mAh lithium battery, charged via Type-C

No constant battery swaps. No power worries.

🌀 Multiple Measurement Modes

• Straight-line measurement

• Circle measurement

• Arbitrary curve measurement

• Irregular surface measurement

• Cylindrical diameter measurement

One tool for almost any geometry challenge.

💻 Digital Display

• High-contrast digital screen

• Unit switchable (meters, centimeters, inches)

• Easy-to-read even in bright or low-light conditions

🌡 Compact and Portable

• Operating Temperature: -10℃ to 50℃

• Lightweight, fits in toolboxes, backpacks, or belt pouches

• ABS housing ensures durability without excess bulk