Specification Brand : Lutyr BulletPoint1 : 【Widely Application】: Creality CR Touch works for Creality Ender3 v2/Ender3/Ender3 Pro/Ender 3 Max/Ender5/Ender5 Pro with 32 bit v 4.2.2/4.2.7 mainboard.(Require 3d printer with 32 bit V4.2.2 or V4.2.7 motherboard ) BulletPoint2 : 【Easy Firmware Upgrade】Download the CR-Touch firmware and copy it to the TF/SD card from the Creality official website, directly insert into the 3D printer card slot to update the program. No more need to use the ISP burner, which is more convenient to use. BulletPoint3 : 【Easy Installation And Usage】With 3 different mounting brackets can be installed on multiple 3d printers. BL-Touch sensor is small in size and simple in structure, printing when connected. it can accurately measure the inclination of the hot bed and automatic compensation of Z axis, easily avoid the printing failure caused by uneven hot bed, so as to stable print. BulletPoint4 : 【High-precision】Enhanced leveling with precision of +/- 0.005mm. This allows for easy leveling with pinpoint accuracy. BulletPoint5 : 【NOTE】 Simple, smart and easy to install. If you have unsolvable problems during installation and use, please feel free to contact us, our after-sales technical team will provide you with detailed solutions within 24 hours. Color : black CompatibleDevices : Personal Computer CompatibleMaterial : 3d printers ExternallyAssignedProductIdentifier1 : 0757642010255 ExternallyAssignedProductIdentifier2 : 757642010255 IncludedComponents : 3d enclosure ItemName : Creality BL Touch V3.1 Upgraded Auto Bed Leveling Sensor Kit ONLY for Creality Ender 3 V2/Ender 3/Ender 3 Pro/Ender 5/Ender 5 Pro/CR-10 with 32 Bit V4.2.2/V4.2.7 Mainboard 3D Printer ItemPackageDimensions_Height : 10.2108 centimeters ItemPackageDimensions_Length : 3.7084 centimeters ItemPackageDimensions_Width : 10.1092 centimeters ItemTypeKeyword : 3d-printer-accessories Manufacturer : Creality Material : Aluminum ModelNumber : US-Bed leveling NumberOfBoxes : 1 NumberOfItems : 1 OperatingSystem : Linux PartNumber : US-Bed leveling ProductDescription : Creality bedLeveling ProductSiteLaunchDate : 2021-04-18T01:19:39.421Z Size : A-CR Touch SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 23261500 Voltage : 5 volts WarrantyDescription : 1 year warranty