Ender 3 s1 printing speed July 8, 2019 16 32 64 128 Ender 3 s1 pro printing speed Ender 3 s1 plus printing speed Ender 3 s1 max printing speed Creality ender 3 s1 printing speed Ender 3 s1 pro max printing speed Creality ender 3 s1 pro printing speed Best printing speed for ender 3 s1 Ender 3 s1 retraction settings