Self-standing with 10mm diameter magnets on feet can be attached to an iron object for secure measurement and avoid shaking. Plunger attachment can attach to measure bore, dado and slot depth. Beautiful shape and artful design, very light, easy to take with. Features - Brand: ULTECHNOVO. - Color: Black - Material: plastic - Size: 15.00X10.00X2.00cm/5.89X3.93X0.79in - Range: 0-80mm - One item has dual function, both great for measuring height and depth. - Made of engineering plastic, compared with general plastics, it has excellent heat and cold resistance, excellent mechanical properties in a wide range of temperature range. - It has good corrosion resistance, little environmental impact, and good durability. - for people who like DIY, woodowrking, home decoration, etc. - With hold and zero function, allows for accurate measuring and easy readout. Package list: 1 x ULTECHNOVO Digital Height & Depth Gauge