Benchtop/Labtop Coolers Brand : NALGENE - ThermoScientific Cat. No. 5115-0012 Protect enzymes, cells, reagents and solutions by maintaining freezer temperatures while on the laboratory bench using Thermo Scientific Benchtop Coolers. Specifications : Array : 3 x 4 Design : Non-filled/clear lid Holds Temp., Hours : Temperature Range : -20°C, 1 Height (Metric) : 125 mm Height (English) : 4.94 in. Length (Metric) : 151 mm Length (English) : 5.31 in. Width (Metric) : 108 mm Width (English) : 4.25 in. Dimensions (L x W x H) : 5.31 x 4.25 x 4.94 in. (151 x 108 x 125 mm) Holds : 12 (0.2 to 0.5mL Tubes) Description : 3x4 compartments, -20 deg. Unit Size : Each