Genmitsu APP Wireless Offline Controller GRBL G-Code Sender Wi-Fi Module Kit
Genmitsu APP Wireless Offline Controller GRBL G-Code Sender Wi-Fi Module Kit
Take control of your CNC workflow—wirelessly. The Genmitsu Wireless Wi-Fi Module Kit lets you monitor and manage your CNC milling operations straight from your smartphone. Transfer G-code files effortlessly, access online resources on the go, and save files directly to your iPhone for smooth, seamless execution. Whether you're overseeing one machine or several, this kit streamlines your process and brings powerful mobility to your workspace.
Upgrade your setup and experience next-level convenience—right from your palm.

Compatible with All Genmitsu CNC Machines
The upgraded USB interface, paired with a Dual DC cable, ensures compatibility with all currently available Genmitsu and most CNC machines with Grbl main board (containing CH34X Chip USB to Uart)

Upgrade Design with USB-Port
Experience lightning-fast performance with our new Wi-Fi module, utilizing USB transmission for up to 10x faster app button response than the previous generation's offline interface. Enjoy reduced lag and a smoother user experience, making remote control of your CNC machine more intuitive and efficient than ever before.

User-Friendly Design App
Easy to set up. Configure in less than 5 minutes. Simplify your workflow and work area running your desktop CNC from your mobile device. Expect ongoing support and new features.

Effortless G-Code Transmission
With our WiFi module and app, downloading and sharing G-code files has never been easier. Access online G-code resources or share files with friends, saving them directly to your iPhone and wirelessly sending them to your CNC machine for seamless execution.

Monitor Multiple CNC Machines
Easy to set up. Configure in less than 5 minutes. Simplify your workflow and work area running your desktop CNC from your mobile device. Expect ongoing support and new features.


Simplified CNC Operation
With our WiFi module, effortlessly control your CNC machine remotely using your iPhone. Easily navigate through projects and outline designs with simplicity and precision. This user-friendly solution streamlines your workflow.

Specifications
| Module |
![]() GGW-JTAG |
![]() GGW-UART |
![]() GGW-U232 |
![]() GGW-USB |
| Working Distance | 20m (65.6ft) | 20m (65.6ft) | 20m (65.6ft) | 20m (65.6ft) |
| Net Weight | 13.7g | 9g | 12.5g | 12.5g |
| Module Dimension | 61*54*22mm 2.4*2.1*0.8in |
66*54*14mm 2.6*2.1*0.6in |
66*54*14mm 2.6*2.1*0.6in |
66*54*14mm 2.6*2.1*0.6in |
| Port Type | Power & UART Port : JTAG 2*5P Download Port:5 Pin holes |
Power & UART Port: 4Pin Download Port: 5 Pin holes |
Power & UART Port: JTAG(8 Pin) Download Pin: 5 Pin |
USB Port |
| MAX. RF | Wi-Fi (2.4GHz): 13.86 dBm | Wi-Fi (2.4GHz): 13.86 dBm | Wi-Fi (2.4GHz): 13.86 dBm | Wi-Fi (2.4GHz): 13.86 dBm |
| Input Voltage | 12.0V/2A | 5V/2A | 5V/2A | 12/24V |
| Compatible CNC Models |
3018-PROVerV1 |
3018-PRO, 3030-PROVer MAX, 3020-PRO MAX V1,V2, 4040-Reno, 4040-PRO MAX |
XL6050 Plus, XL 4030V1/V2, PROVerXL 4x4 |
All Genmitsu CNCs (The power connection methods of different models may vary, please refer to the user manual.) |
1. General Shipping Information
- We provide reliable shipping services with a tracking number for each order.
- Shipping addresses must be entered in English and should not contain special symbols, so that the courier system can recognize your location correctly.
- Please make sure your shipping address is accurate before placing your order. We ship strictly according to the address provided at checkout.
- In-stock orders are usually dispatched within 1 business day after order confirmation.
- Estimated delivery times refer to the period after dispatch and do not include order processing time, weekends, public holidays, customs inspection, or force majeure delays.
- If you need to cancel or modify your order, please contact us before the order is marked as “Shipped”. Once shipped, the order cannot be canceled or changed.
🚀 Need Faster Shipping?
If you require expedited shipping, please contact our customer support team at info@openelab.io for a customized quote based on your destination.
2. Shipping Rates & Options
Shipping rates are calculated based on order value, destination, and available shipping methods. The final available options will be displayed at checkout.
2.1 Germany Domestic Shipping
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0.00 - €50.00 | €4.95 | 2-4 Business Days |
| Deutsche Post | Over €50.00 | Free | 2-4 Business Days |
|
DHL Paket (Faster Delivery) |
€0.00 - €50.00 | €6.95 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
€50.00 - €100.00 | €2.00 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
Over €100.00 | Free | 1-3 Business Days |
2.2 Selected EU Countries / Regions
Available EU shipping destinations are shown at checkout based on your shipping address. For orders shipped to selected EU countries or regions outside Germany, we use FedEx Regional Economy.
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| FedEx Regional Economy | €0.00 - €100.00 | €7.95 | 3-5 Business Days |
| FedEx Regional Economy | Over €100.00 | Free | 3-5 Business Days |
EU orders may be fulfilled from our Munich warehouse or, when applicable, from our Shenzhen warehouse depending on inventory availability. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
2.3 United States
| Region | Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|---|
|
Continental U.S. (50 States) |
USPS Ground Advantage | €0.00 - €45.00 | €4.95 | 3-7 Business Days |
| USPS Ground Advantage | Over €45.00 | Free | 3-7 Business Days | |
| USPS Priority Mail | €0.00 - €45.00 | €16.95 | 1-4 Business Days | |
| USPS Priority Mail | Over €45.00 | €14.95 | 1-4 Business Days | |
|
Non-Continental U.S. (AK, HI, PR, etc.) |
USPS Ground Advantage | €0.00 - €60.00 | €6.95 | 5-9 Business Days |
| USPS Ground Advantage | Over €60.00 | Free | 5-9 Business Days |
Non-Continental U.S. regions include Alaska, American Samoa, Guam, Hawaii, the Marshall Islands, the Northern Mariana Islands, Palau, Puerto Rico, the U.S. Virgin Islands, and U.S. Armed Forces addresses.
2.4 International Destinations Outside the EU
For selected international destinations outside the EU, including Switzerland, the United Kingdom, and Norway, shipping rates are as follows:
| Order Amount | Shipping Cost |
|---|---|
| €0.00 - €300.00 | €19.95 |
| Over €300.00 | Free |
For non-EU destinations, import duties, taxes, and customs fees may be charged by the destination country and are the responsibility of the recipient.
3. Warehouses & Fulfillment
Our products may be stored in our Munich, Arlington, and Shenzhen warehouses. The actual shipping warehouse depends on product availability and destination.
3.1 Munich Warehouse
For products stored in our Munich warehouse, we use Deutsche Post or DHL Paket for domestic deliveries within Germany. For selected EU destinations outside Germany, we use FedEx Regional Economy.
3.2 Arlington Warehouse
For products stored in our Arlington warehouse, we use USPS or UPS for deliveries within the United States.
3.3 Shenzhen Warehouse
For pre-order items or products fulfilled directly from our Shenzhen warehouse, we arrange reliable international shipping based on destination and inventory status. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
4. Inventory, Pre-orders & Split Shipments
- Inventory Status: Please check the product page for real-time stock information. If an item is out of stock in our local warehouses, it may be marked as “Pre-order”.
- Pre-order Fulfillment: Pre-order items may be shipped directly from Shenzhen or restocked to a local warehouse first before final delivery.
- Split Shipments: If your order contains both in-stock and pre-order items, we may ship them separately. No additional shipping fee will be charged for split shipments caused by our fulfillment arrangement.
5. Customs, Taxes & Delivery Issues
5.1 Customs and Taxes
For EU Member States:
Whether shipped from Germany or China, OpenELAB covers applicable import duties and taxes under DDP service where required. Customers in EU member states should not be charged additional import duties or VAT upon delivery.
For destinations outside the European Union, such as Switzerland, Norway, and the United Kingdom, import duties, taxes, and customs fees may be charged by local authorities upon delivery. These fees are the responsibility of the recipient.
5.2 Damaged, Delayed, or Lost Parcels
Please inspect your parcel upon delivery where possible. If you notice visible damage, please report it to the courier and contact us as soon as possible. This does not affect your statutory consumer rights.
If your parcel is delayed, lost, returned to sender, or the tracking information has not updated for an unusual period of time, please contact us at info@openelab.io. We will assist you in checking the shipment status with the courier.
5.3 Incorrect Address or Failed Delivery
If a parcel cannot be delivered due to an incorrect or incomplete address provided by the customer, refusal of delivery, or failure to collect the parcel, additional shipping or return costs may apply.
6. VAT
For orders within the EU, VAT is collected at checkout according to the applicable destination rules. No additional VAT should be collected upon delivery for EU member state orders covered under our DDP shipping arrangement.











