Klipper Pre-installedBIGTREETECH Pad 7 klipper screen is pre-installed with klipper firmware whose precision-oriented algorithms will improve printing speed by 2-5x. Equipped ADXL345 module and klippers input shaper function allows BIGTREETECH Pad7 to keep great printing quality in higher printing speed by mitigating vibration. BTT Pad 7 also supports intuitive G-code model preview. Strong Computing PowerBTT Pad7 combines the function of CB1, CB1 heatsink, Pi4B and a 7 inches IPS touch screen and can replace PI to run klipper. It is powered by CB1 V2.2, a 64-bit 1.5GHz core board with Allwinner H616 ARM Cortex-A53 processor to provide a powerful computing platform. The pre-installed CB1 is detachable and you can upgrade it to CB1 eMMC for larger ROM. Wide-compatible & Open-sourceBIGTREETECH Pad 7 is an open-source 3d printer pad that is compatible with most 3D FDM printers in the market, such as Ender-3, Voron 2.4, BIQU B1 SE Plus etc. by DIY upgrading (