Make measuring less of a chore with this great electronic measuring wheel from DUKA (a sub brand of Xiaomi Youpin). Simply roll it along your desired surface for a speedy and accurate measurement. Ideal for uneven of non square surfaces, along with complex tasks such as dressmaking and even tabletop gaming.

The built in Lithium battery with USB-C port will let you charge this up from any standard USB port so it will always be ready to go.

Features:

• Mini size, convenient and practical.
• Lightweight to 35g, compact and portable.
• 8 functions, simple operation with three keys.
• 99 meters long distance measurement.
• Supports both cm and inch.
• Measures lines, arc, diameters, curves, addition, subtraction and more.
• Lithium battery direct charge, 200 days long standby.

Specifications:

• Product name: DUKA Small Q Electronic Ruler
• Shell material: Aluminium alloy + Silicone
• Screen: 1.8 inch VA LCD screen (white text on black background)
• Shell process: Fine polishing + Matte blasting
• Screen cover: 4H super hard plexiglass
• Size: 53 * 15MM (diameter * thickness)
• Net weight: 35g
• Single measurement distance: up to 9.99 meters
• Accumulated ranging: up to 99.99 meters
• Accuracy: ± 0.5%, support stepless adjustment
• Backlight time: 30-180 seconds
• Buzzer: on / off
• Battery: 200mAh 0.74wh
• Charging interface: USB Type-C
• In the box: 1 x DUKA Electronic Ruler, 1 x Type-C Charging Cable