​Pls pay attention : Before soldering switches, pls test all keys(pls use tweezers or iron wire) and leds(If pcb can support 2pin single color led or rgb led) to make sure all keys can work properly, before soldering, if the pcb has any key problem, we can re-ship a new one, but after soldering, feel so sorry we cant re-ship it, we can help you repair it(buyer need pay the returining shipping fee). If you order our products, we assume that you agree to the above terms.
JJ4x4 PCB
Spec
116 keys
2Supports offline flash app
3Fully programmable PCB
​44 bottom RGB underglow leds(pre-soldered)
5Standard ICSP interface
6MX/ALPS Stem support
7All components of the board have been pre-soldered so the PCB is ready for key switches and LEDs
8Mini USB port
Pls pay attention: PCB only, not including other things.
How to flash JJ4x4:
//drive.google.com/open?id=1W_gEDvrQ4U2cU7-NQ7ChMHBhihs1utPG
