Florescent yellow-green color, centering with black lines, clearly visible resolution from all sides, easy to read. and on all sides. small pocket sized is perfect for quick anywhere, makes adjusting more convenient and and easy to . Key points for : The bubble inside the circle will tell the object surface is level as the bubble shows in the middle of the circle. This level can be used in many , level up tripod, telescope, camera, you can glue this level on camera stand leveler, leveling TVs, LCD mounts, adjust pictures/frame/murals, wall clocks, turntables, record player, speakers, phonograph. Level up RV, , travel trailer, furniture placement,office desktop, computer chassis, display,3D printer, can be professional measuring layout and normal usage. size: 10x10x29mm Material: acrylic colour: As shown Package Contents: 10 x Mini Bubble Spirit Level Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.