Aardwolf APSL Paving Stone Lifter - saves time and reduces stress on the back and knees when installing paving flags. It can also be used with concrete, sandstone, slate, etc. Safe lifting height recommends when using the Paving Stone Lifter is no more than 75mm (3”) to 125mm (5”) above the work area. TSC - Tait Sales & Consulting, is your trusted source and a Premier Authorized Aardwolf America Distributor. We supply 100% authentic Aardwolf equipment complete with full factory warranty protection.>more Features: The Head is constructed with heavy-duty aluminum. A complete line of interchangeable heads is available in different sizes, for lifting various types and sizes of materials. Visual low vacuum alert. Specifications: Metric (mm-kg) Imperial (inch-lb) Suction Plate Sizes 200x200: 60kg 260x260: 120kg 8"x8": 132 10"x10":264 Handle Width 600 23.6" Net Weight 19 42 Gross Weight 34 75 Packaging Dimensions 720x420x590 28"x17"x23" Battery Information for Device: Battery Capacity 12V-7A Charger Battery 12V-2A Charging Time 3.5 Hours Non-Stop Working Time >3 Hours Warranty 6-Month Motor Information: Vacuum Flow Rate 32.5 Liters/Minute Motor 12V DC-4A