Package includes: 1 x 3018-Pro engraving machine (accessories as pictured, contains a 4G USB flash drive, a user manual and GRBL software), working area 30 x 18 x 4.5 cm, case dimensions 40 x 33 x 24 cm Basic parameters: 775 spindle motor (12-36V) 24V, 10000rpm; Nema 17 stepper motor, rated current 1.3A, holding torque 0.25Nm, phase resistance 2.1ohm Required system: engraving machine supports Windows XP, Windows 7, Windows 8 (32/64), Windows 10 (32/64 bit) / Windows 11 (32/64 bit). The machine cannot work with Apple products. Optimized Version: CNC 3018-Pro is an optimized version of 3018. The engraving machine improves the installation method of the base plate, improves installation accuracy and speed, makes assembly more convenient and saves more time, Manufacturer: RTM