Asked
— Edited
How many Ez-b4's do you think it would take to control this spider? this is nice I wish I could have seen it in person.. 
EZ-B V4 Info
— Displays EZ-B v4 internal temperature and battery voltage, shows built-in battery monitor and LiPo protection settings in Connection Control.
Try it →
Very cool. Looks like all Hydraulics and is build and operated like a backhoe. I see the "driver" operating leavers near the head.