Specification:
Item Type: Macro Mechanical Keyboard
Material: Acrylic, PCB
Usage: Suitable for office, games, music, media, industrial control, laboratory, production line testing and other fields
System Support: For , for VISTA, for , for OS X
Life: Up to 50 Million Times
Type: Green Shaft
Quantity of Keys: 12 Keys
Size: Approx. 132 x 77 x 38mm / 5.2 x 3 x 1.5in (L x W x H)
Current and Voltage: DC 5V/1A
Working Temperature: -10℃-50℃

How to Use:
1. Small keyboard, open the custom software on the computer.
2. On the custom software, click the \"key setting area\" or \"Knob setting area\" (yellow area) and then click the key key1‑key12 or any key of knob 1 or knob 2 (green area) to be set; If selected, it will appear red.
3. Click the function key corresponding to the simulated keyboard on the custom software, click download, prompting download success, the custom keypad can be used. For example, if you want to set small keyboard key 1 as the shortcut key of copy (Ctrl+C), click \"Key Setting area\" on the software, click \"KEY1\", then click Ctrl and C on the software simulation keyboard, click Download, and the message \"download successful\" is displayed.

Common troubleshooting methods:
Problem 1: When the keyboard is connected to the computer, there is no response or a message indicating that the device is running abnormally.
Solution: Check whether the cable and interface are connected properly, and remove and reinsert them. Replace the USB port on the computer and plug it back in.
Fault 2: The custom software cannot be opened after being downloaded.
Solution: Check whether the antivirus software intercepts the and set it as a trusted file.
Question 3: After connecting the computer, why is it always \"a\" when pressing a key or knob?
Solution: Output a is the normal factory setting, please open the custom software to redefine the key