Vacuum Lifter Compatible Material Type Glass Compatible Surface Type Flat Smooth Load Movement Horizontal Maximum Load Capacity 300 lb Number of Pads 1 Overall Length 23 1/2 in Overall Width 11 1/4 in Pad Diameter 10 in Power Source Battery Voltage 12 V DC Pad Spread Length - Maximum 11 in Pad Spread Length - Minimum Not Applicable Pad Spread Width - Maximum 11 in Pad Spread Width - Minimum Not Applicable Standards ANSI ASME B30.20 CE Certified