Unlike normal portable battery that uses lithium battery, this Zap&Go actually uses a new graphene supercapacitor that can charge up in 5 minutes with a special..
Tag: Capacitor
DIY Coilgun Packs a Punch with Household Items – Video Within
This 1.25 Kjoule DIY Coilgun can really cause damage. It took 2 years to conceptualize and develop. Nice thoughts put into the design. Just hope that it is for good fun and not any other things.