VEVOR Air Hydraulic Bottle Jack, 12 Ton/26455 lbs Pneumatic Hydraulic Bottle Jack with 10.43''-19.88'' Lifting Range & Manual Hand Pump, for Pickup, Truck, RV, Auto Repair, Industrial Engineering
No, this jack cannot be used horizontally or upside down. Using it sideways may cause hydraulic oil leakage, damage internal seals, introduce air into the hydraulic system, and lead to failure or safety hazards.