Whiteside MTL34 Mechanic's Creeper, Standard Duty, 570 lb Capacity, 36 in L x 17 in W x 4 45 64 in H, Steel, 6 Casters 21WL74 1 uF Waterproof No AC 1 uF Waterproof No AC Response Calculation TRMS Basic DC Current Accuracy 2% + 5 digits Batteries Included Yes Calibration Certificate Included No Inrush Current Measurable Yes Basic DC Voltage Accuracy 1% + 5 digits AC Current Measurement Resolution 0 RMS and Displacement Measurement high to roll and slide easily under vehicles Creeper Seat Style Creeper Duty Rating Standard Duty Maximum Load Capacity 570 lb Overall Length 36 in Overall Width 17 in Overall Height 4 23 32 in Height Range 4 45 64 in Frame Material Steel Creeper Material Steel Caster Diameter 2 1 2 in Caster Material Polyolefin Includes (6) Casters Country of Origin United States