A tech enthusiast in China has demonstrated the skillful replacement of one of the ‘pins’ located in a CPU socket. Bilibili ...
You can change the simulation speed using the "Tune" knob. Sony Watchman Model FD-10 Pre-assembled replacemend mainboard (eg. from JLCPCB assembly) Two 803040 (1000mAh) LiIon batterys with JST-PH ...