Key Features: Runs cooler than A4988 drivers Handles current up to 2A and 1/32 microstepping 5 drivers and heatsinks included Designed by Kliment The DRV8825 stepper drivers run cooler than A4988, and can handle higher current up to 2A and 1/32 microstepping. The package comes with 5 drivers and heat sinks. The drivers are designed by Kliment, and manufactured by ReprapDiscount. Item Specifics 5 - DRV8825 driver 5 - Heatsink