Angle and slope readout conversion. Line Laser Accuracy:±5mm/2m. The display will be turn off if you don't operate the device within 30 seconds ,the dispaly will automatic turn off if you don't operate it within 3 minutes.
eBay
New 3 In 1 360° Electronic Digital Level Box Protractor Magnetic Base Angle Finder Bubble Backlight Angle Ruler Measuring Tools
Aliexpress UK
Angle and slope conversion. Processing: precise positioning of the working angle of the machine tool, rotation angle of the boom. Size: 60 30 55mm. Working temperature: 0°C~40°C. Data is locked for easy reading.
eBay
SHAHE Magnetic Digital Electronic Level and Angle Finder Gauge Bevel Box Angle Measurement Tool
Aliexpress UK
Fall and impact resistance: Adopting a thickened end cap design, the level ruler has strong impact resistance. Size Length Width Height Weight. 200mm 200mm 65mm 30mm 280g. Accuracy: ± 0.1.
eBay
SHAHE MINI Magnetic Level Gauge Inclinometer Rechargable Angle Protractor Dual Axis Digital Angle Finder With Level Bubble
Aliexpress UK
1 x Digital Angle Finder. Reversible display makes readings easy from any angle! Great for levelling, squaring, and setting angles! 🧲 Magnetic Base. Say goodbye to flimsy plastic tools! 🔋 Battery Life: Up to 50 hrs (2 x AAA included).
eBay
LCD Digital Angle Gauge Magnetic Protractor Inclinometer Mini Level Meter 360 Degree Angle Finder Goniometer for Decoration
Aliexpress UK
Style：Digital Angle Finder (With Laser), Digital Angle Finder (No Laser). Made with strong material, featuring a convenient backlight, and the ability to set the relative zero point angle on any reference surfaces, this portable design is a must-have for professionals and enthusiasts alike.
eBay
150mm 100mm 360 deg mini digital protractor Angle Finder inclinometer electronic level with magnetic bottom angle measuring tool
Aliexpress UK
Angle and slope conversion. Processing: precise positioning of the working angle of the machine tool, rotation angle of the boom. Size: 60 30 55mm. Display resolution: 0.05°0.05°(<100°), 0.1°(100°~180°).
eBay
SHAHE Rechargeable Digital Inclinomer, Mini Protractor Angle Finder With Dual Laser,4-side Strong Magnetic Angle Gauge
Aliexpress UK
Magnetic base for hands free use - ideal for table or mitre saws. Angle sensor technology. Digital level box. TypeDigital Level. Weight=84 g. Size=59 x 59 x 28 mm.
eBay
HW300 Inclinometer Digital Protractor Magnetic Angle Protractor High Precision Base Level Measure Tools Angle Finder
Aliexpress UK
Their only difference is with magnets on the buttom and without magnets on the buttom. the red color has magnets on the buttom. It can display both degree and slope. have two versions---with magnets on the buttom and without magnets.
eBay
SHAHE Digital Angle Finder with Electronic Laser 4-Side Strong Magnetic Angle Gauge Woodworking Measuring Tool
Aliexpress UK