Hitec's most technologically advanced servo, the "Monster Torque" HS-M7990TH features an ultra precise high resolution magnetic encoder instead of a conventional mechanical potentiometer. Designed to operate on a two cell LiPo Pack the HS-M7990TH features our newest high resolution "G2.5" 12 bit generation programmable digital circuit and our indestructible Titanium gears. Other features of the HS-M7990TH include a 7.4V optimized coreless motor, integrated heat sink case, and a top case with two hardened steel gear pins supported by brass axialbushings.