Create the ultimate hot or cold serving line with the best technology. The C1 Vidacasa iThermo Ultra-Powered Cold Cell was first developed for NASA to help keep food for astronauts at a constant temperature. Creates an even cooling that has outstanding cooling performance over wet ice, blue gel packs, and ice packs. Made with food safe, non toxic material that is reusable and eco-friendly. Simply recharge in a 0 F freezer for 24 hours and the cell will deliver a constant temperature of 14 F for up to 6 hours. Recharge the cell up to 1,000. - Aluminum - NSF - Length/Width 8 in - Height 2 in - Sold per each