Craftsman's Choice - Not only the plinth, but also the strong magnetic upgrade on all four sides. Never slip on the table saw blade or any surface. Magnetic feature and great benefits for measuring, cutting, leveling in carpentry renovations and furniture construction. Save time and effort hanging decorations - Plus, this digital level box can be a Father's Day gift , birthdays, Christmas. This inclinometer, digital angle finder comes with a USB-C charging cable for the internal 340 mAh rechargeable battery. It also has dustproof and IP67 waterproof performance with a backlight. Even in the garage, with the door open and the sun shining, you can easily read the display. Brilliant little square - L2.4 Inches, W2.4 Inches, H1.2 Inches, handheld portable. Precision microprocessor ±0.2° with automatic reversing upside down. The 4 x 90° measurement can be used at many angles and can be zeroed at any angle for comparison.Measuring range: 4 x 90°; Resolution : 0.05°; Precision : ±0.2°; Repeatability: 0.1°; Power supply: 3.7V lithium battery; Working temperature: 14-122℉