This is a light weight, high energy density polymer lithium battery. It outputs a nominal 3.7v at 980mAh, including built-in protection against over voltage, over current, and minimum voltage. It comes terminated with a standard 2-pin JST connector-2.54 mm spacing between pins.
Please do not attempt to charge these with anything but a specialized...
The module is used for charging of single lithium battery or multiple lithium batteries in parallel, and the charging port can take power from the USB port. output USB micro usb input / usb output / and charging lipo
This is a splittable 40 pin jumper wire, it is super flexible, can be transformed from 1-40 pin jumper wire. With some of these, you will no need to worry about the jumper wires you got before do not fit your project, just split it and go.