Power tool batteries are a convenient portable power supply for all manner of different ... The design also features a lithium-ion battery protection circuit of [Zachary]’s own design, to ...

If you are searching for inspiration to keep you busy over the next few weeks, you may be interested in this unique portable power supply created ... battery management/protection board is built ...

Powering the BOSS Katana Air EX is a wall power supply or batteries you must provide yourself. I like that it is portable and that you can use batteries. But I would have liked to see the battery ...