and high quality. Feature: Made of high quality material, wearable and accurate, convenient to use. Clear liquid with green background, highly transparent, bright and beautiful. Stable performance over a wide temperature range and excellent shock resistant. Designed to level surfaces in all directions. The horizontal direction is clear at a glance. Available for all high accuracy requirement areas, makes adjusting more convenient and accurate. Applicable to professional measurement, level RV, tripods, phonograph, DJ turntable, telescope, tables, shelves, appliances, etc. Surface leveler only, other accessories shown in the picture are not included. Specifications: Item Type: Surface Leveler Material: Acrylic Size: 12+6mm / 0.4+0.2in Color: Green Quantity: 4pcs/bag Note: Transition: 1cm = 10mm = 0.39inch Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before purchasing. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 4 x Levelers