3D Printer Accessories CNC V3 + UNO R3 Improved Version + A4988 Driver + Step Motor, Kit

1. GRBL 0.8 c compatible (open source firmware running on UNO that can convert g-code commands to step signals)2. 4-axis support (X, Y, Z, a - can copy X, Y, Z or make a complete 4-axis custom firmware using pins D12 and D13)3. Adopt removable Pololu A4988 compatible stepper driver. (A4988, DRV8825 and others)4. Jumper to set microstepping for stepper driver. (Some drivers, like the DRV8825, can do 1/32 microsteps)5. The stepper motor can be connected with a 4-pin Molex connector or soldered in place6. Operates on 12-36V DC. (Currently only the Pololu DRV8825 driver can handle voltages up to 36V, so please consider the operating voltage when powering the board.)7. Size: 26.5x8.5x6.5cm8. Weight: 1350gpacking list:-.CNC Shield V3.0 x 1-.UNOR3 board x 1-.USB cable x 1-.A4988 driver red x 4-.17HS4401S stepper motor x 4Specification: Package Weight One Package Weight 1.29kgs / 2.84lb One Package Size 28cm * 10cm * 8cm / 11.02inch * 3.94inch * 3.15inch Qty per Carton 20 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 20 pcs = 3540 pcs40HQ: 412 cartons * 20 pcs = 8240 pcs