About the diameter of the IPro, length of the BP. Same base PCB as the BP and uses the same 16340 batteries as the BP. It has a native 510 threading, sealed top cap that is more flush for tanks. Push button control of the voltage up/down and lock feature. No on board meter, but the external LED will tell you approx. voltage based on color coding, as well as flashing light to let you know the batts are getting low, if there is a short, or malfunction. Only available in stainless steel 
There is no release date yet, Mike hopes to have it ready well before Christmas.
There is no release date yet, Mike hopes to have it ready well before Christmas.