When reading about cool projects and products, it’s common to see wiring plugs labelled “JST connector.” This looks fine until we start getting hands-on and begin hacking things t… ...

The battery connector uses JST-SH, one pin for VBAT and one for GND. The problem with this is that the module is capable of 2.5 A at 5 V = 12 W. At 3.6 V, that’s 4 A if not more and JST-SH is ...

The thin-film embedded battery has an output voltage of 4.2V and a 0.7mAh (milliampere-hour) capacity, enough power to turn an LED lamp off and on (Above right-side image illustrates).