Features: Brand new and high quality electronic bed leveling tool-E-Leveler . Perfectly level bed will give you visual feedback to perfectly adjust the bed level on your 3d printer. Simple leveling, easy to install and adjust the platform, without frequent leveling to keep the printer level. Battery included: a cr2032 cell battery included so that the e-leveler ready to use right out of the box Featured design:more suitable to hold with fingers Specifications: Color: Green Size:approx 7.25x2.5cm/2.85x0.98in Package Listing:1PC Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment. Package includes: 1 Set x Electronic Bed Leveling Tool