It is the electronic control unit that manages the operation of the sprayer

If you want to fix car paint damage and save your money

XHD RAC SwitchTip

Chargeable Weight:18 LBS

The 24V249 Santoprene Seat Kit from Graco that include:

Graco Husky™ 716 - 16 GPM - S/S Air Operated Double Diaphragm Metal Pump w/NPT Standard Air Valve, Acetal Seat, PTFE Ball, & PTFE Diaphragm 50"(W) x 43"(H) x 39"(D) It is the electronic controlProduct Description The Husky 716 air operated diaphragm pump features an external controller for remote control capabilities. Center and end porting No mechanical seals which causes fluid leaks or failures Runs quietly at less than 85 dBa with easy to use remote muffler capability for even lower noise levels Easy to service air valve and ball checks 3 4 in (19. 05 mm) center and end porting No seals to leak or fail Quiet running less than 85 dBa with