BIGTREETECH SKR Mini E3 V3.0 Control Board with TMC2209 UART Stepper Driver New Upgrade 32...
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- Main Control Chip: Adopt STMicroelectronics' latest G0 series main control chip STM32G0B1RET6 or STM32G0B0RET6
- Three CNC Fan: Increase the heat dissipation controllable fan to reduce the printer temperature when the device is working