Features 1、The products are made of ABS and acrylic materials by special process. 2、The product is as clear as crystal. It's very beautiful. 3、It is very easy to see the direction of measurement. 4、Equipped with mounting holes, it is very convenient to Installation. 5、It is suitable for horizontal calibration of balance, electronic scale, camera platform and other equipment. Specification Feature: The products are made of ABS and acrylic materials by special process. The product is as clear as crystal. It's very beautiful. It is very easy to see the direction of measurement. Equipped with mounting holes, it is very convenient to Installation. It is suitable for horizontal calibration of balance, electronic scale, camera platform and other equipment. Specification: Material: ABS Plastic Accuracy: 20-30° Color: Green Product dimension: 5.5*1.5*1.5cm / 2.2*0.6*0.6in Weight: 10g / 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