The whole circuit is built on top of a battery clip so it can be run straight from the top of a standard 9 volt battery. It’s a circuit you’ll find all over the place, even built into many ...
Rob Robillard, of A Concord Carpenter, showed a demo model on his YouTube channel, saying it weighs a hefty 10.9 pounds ... in large part on its impressive line of 300-plus 18-volt LXT battery ...