creality ender-3 s1 3d printer with direct extruder cr touch spring steel print sheet 32-bits silent mainboard dual z-axis quick assembly build volume 8.6x8.6x10.6in diy fdm 3d printer comgrow ender-3 s1, high-quality printing with "sprite" direct extruder, cr touch automatic leveling, and dual z-axis synchronization. we provide 12-month after-sales service for the printer and 3-month service for wearing parts. small sprite infinite power equipped with cr touch accurate leveling stable structure smooth operation 32-bits silent mainboard print with coziness high filament compatibility, full of creation potential 96% pre-installed 6-step fast assembly interfaces reserved different ways to print new ui interaction with lcd knob screen