F2C 10 Ton Capacity Porta Power Hydraulic Bottle Jack ram Pump Auto Body Frame Repair Tool Kit Power Set Auto Tool for Automotive, Truck, Farm and Heavy Equipment/Construction Safe;Easy to use; Easy to assemble; Used for automotive, truck, farm and heavy equipment repair; Perfect for a variety of autobody repair, frame repair and construction jobs. Note:It is recommended to exhaust the gas inside first and check whether the two valve ports connected to the accessories are aligned or not before actual operation. Check the level of oil,if it is not sufficient,please add the same hydraulic oil. W Working oil:No 10 Before lifting,adjust the jack slowly to make the load coaxial with resnect to jack. After using,close the valve with the cover to keep the oil free from the dust and dirt. Maximum load can not exceed the rated capacity. The load can not exceed the half of the capacity when all tubes used. The extension of the piston can not exceed the stroke. Powered with Hydraulic which  allows the jack  to adjust the almost any lifting height required! Including a portable durable tool case for easy transport. Convenient to carry/ bring it anywhere the work requires. When not in use, put them back to the case easily to save space.