Features: Brand new and high quality Power supply: DC24-80V or AC18-50V. Drive current: 2.4-7.2A. Subdivision precision: 2-200 subdivisions options. Opto-isolated signal input. Motor noise optimization function. Can drive all 2.0A two-phase or four-phase hybrid stepper motors. 200KHz switching frequency. Specifications: Input current: 24~80V for DC power supply, capacity: not less than 200VA. Typical value: DC 36V Output current: 2.4A~7.2A, 8 adjustable switches, Resolution 0.5A Drive mode: Dual constant current PWM-driven Output isolation resistance: Normal pressure and temperature >500M Isolation withstand voltage: Normal pressure and temperature 500V/min Weight: approx 400g Size: approx 10.6x8cm/4.17x3.15in Note: No retail packaging. Allow 0-1 cm tolerance due to manual measurement. Please ensure you have no objections before purchasing. Due to differences in screen displays, the image may not accurately reflect the actual color of the product. Thank you. Package includes: 1PC x DM860H Stepper