Dynamic Diagnostics, 20 mL Fill in 40 mL, 1 Box of 24 Equipment Drapes and Covers 2 lb (battery and adapter Endoscopy 2 lb (battery and adapter are included) * Battery:Rechargeable Ni MH battery * Electrical:AC 100 240V 50 60 Hz universal adapter * Cushion Arrangement:Contour foam base & one piece air cell pad (4 air cells) * Cells Material:Nylon PU * Coverlet Material:Stretched Polyester PU * Cushion Dimension(L x W x H):43 x 43 x 10 cm 17 x 17 x 4 * Weight: 7 Lbs 20 mL of formalin in each 40 mL screw cap container: There are two dozen of these containers in a dispenser box Each bottle has a medical information label for clinical use