i. Hydraulic balance
ii. Parachute valve
iii. Cross balance and safety
iv. no need for cable or chain balancing. Not need pully, bushing, and bracket
v. Not need electrical system for balancing also not need chain and cable slack etection device
vi. Not need mechanical safety lock
vii. Not need electric or air unlocking device
viii. Not need to rise up and lower down
ix. If there is a electrical out power, do not need hand pump to lower down.
x. Adjustable width
xi. Two post lift can use floor plate or overhead version
xii. 100% safety coverage. Safety protection also during lower download.
xiii. Reliable system due to minimum mechanical and electrical parts
xiv. Lower installation time and cost
xv. Lower maintain cost
