USB Port GRBL 4-Axis Stepper Motor Controller Control Board to CNC Laser Router

Description

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USB Port GRBL 4-Axis Stepper Motor Controller Control Board For CNC Laser Router
Description
New GRBL 4Axis Stepper Motor Controller Control Board With Offline/300/500W Spindle USB Driver Board For CNC Engraver
Four-drive X/Y/Z/A four-axis work, support double Y-axis work
Optocoupler isolation, power supply isolation, stable signal transmission
High-precision stepper motor 16 subdivision drive control
Support external high-power drive
624V PWM spindle interface
Optional 3P/4P, 12V TTL/PWM laser control interface
Emergency stop, tool setting, continue, pause, limit switch, 24V power interface
Both the data transmission chip and the main control chip use an external crystal oscillator, the transmission operation is more stable
High-power MOSFET switch tube, high-power diode, maximum support 48V 500W motor
Fully surrounded by plastic shell protection
Tips:Does not support flashing firmware,This is the ATmega32A board, you need to use the AVR ISP downloader to flash the firmware, but our hardware circuit is knowledge-protected and cannot be made public. You can't guarantee that it can be used normally after you update the firmware.
Packing list:
1*GRBL 4 Axis Control board
1*USB cable
1*Shell
Customer Service
1.Payment
We accept payment via paypal only.
Payment should be received within 4 business days of auction.
2.Delivery details
1).Item will be shipped normally within 1 business day after your payment cleared.and it may delay for some cases,like weekend,local holidays or other special situation ,your understanding is appreciated .
2).Delivery time depends on destination and other factors(custom office &natural calamities),estimated time is about 10-35days,Track number for each parcel will be offered for you to follow your parcel.feel free to contact me if any problem with the parcel.
For other delivery method you want to make , please contact us to change ,but the shipping fee may differ ,please take note
3).Pls leave a note or send a message if any question.
3. Tax
Import duties, taxes and charges are not included in the item price or shipping and handling. These charges ore the buyer's responsibility.
4. Return
We offer 30 days return.
5. Working Time
(1).We really hope buyer contact us by choosing message topic “I have a question about using my item or I want to send the seller a message” before leaving neutral or negative feedback, opening case or request ,asking problem about shipping etc
(2).We feel well to hear message from you, do no hesitate to send message and we will answer you within 24 hours (weekend and vacation excluded).
Office Hour: Mon- Fri 9:30AM-6:00PM(GMT+8),