Sanko E59 Flat Warmer 12W by SANKO. See photos for size. This is a heating product for small animals, used by placing it under the cage from the outside. I have confirmed that it heats up. Available for immediate purchase. I cannot accept price negotiations. I am not responsible for any postal issues after the item has been shipped. Items will be shipped on weekdays. Thank you for your understanding. Type of animal supplies: Heating/Cooling Supplies