Features Material: The product is made of ABS and acrylic materials through special processes. Design: The product is as clear as crystal and very beautiful. Advantage: It is easy to see the direction of measurement. Portable: The horizontal bubble is very compact and can be taken anywhere. Application: Suitable for horizontal calibration of balances, electronic scales, pan-tilts and other equipment. Feature: Material: The product is made of ABS and acrylic materials through special processes. Design: The product is as clear as crystal and very beautiful. Advantage: It is easy to see the direction of measurement. Portable: The horizontal bubble is very compact and can be taken anywhere. Application: Suitable for horizontal calibration of balances, electronic scales, pan-tilts and other equipment. Specification: Material: ABS Plastic Measure range: 10 mm Accuracy: 20-30° Product dimension: 6*6*1.2cm / 2.4*2.4*0.5in Weight: 31g / 0.3oz Package list: 1 * Level Bubble Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product. Package List