Fangrui Product Details Compact Size: 101.5mm X 72mm,compatible With The Creatlity 3/ender5 Motherboard Size Fully Integrated Solution:stm32f446 Mcu (run 2.0/klipper ) -4x Tmc2209 Stepper Drivers, Support Sensor-less Homing Universal Power:24v To 12v/2a Dc-dc For Fans Integrated High Precision Power Regulators (dc/dc): 5v 4a Max And 3.3v 800ma Max , 12v24v Power Pin Out Onboard Tf Card Socket Exp3 For 12864 Display Panel ( 12864 Panel Or Generic12864) Exp1exp2 Reprapdiscount Smartcontroller Compatible Pin Header On Board Onboard 5v Ws2812 Rgb Control Onboard Canbus Circuit 5-pin Bltouch Interface(share Io With Probe And Z-min) Sd Card Usb Upload Support Car Fuses(15a) For Main Power Input Indicates All The Name Of Pins On The Bottom Support Up To Pwm Fans Reliable Pcb: Four Layers, Tg155 Fr4, Plug Hole, Immersion Gold Note:1.the Color Of The Heat Sink Is Random, Do Not Accept The Specified 2.batch Different, The Appearance Of The Difference, Does Not Affect The Use Of The Colour:black Material:pcb+electronic Components Packa