Item Type: Insulin Refrigerator Box_x005F_x000D_Material: ABS, electronic components_x005F_x000D_Temperature Adjustment Range: 0-18_x005F_x000D_Voltage: 5V 3.4A_x005F_x000D_Power: 10W_x005F_x000D_Refrigerator Host Size: Approx. 210 x 95 x 103mm / 8.3 x 3.7 x 4.1in_x005F_x000D_Refrigerator Size: Approx. 175 x 60 x 25mm / 6.9 x 2.4 x 1in_x005F_x000D_Storage Capacity: Able to store 3-5 insulin pens or around 10 insulin vials. _x005F_x000D_Power Supply: USB cable, adapters, power banks, and car USB ports. _x005F_x000D_Suitable for Use: Traveling, home, office, car, pharmacy, hospital._x005F_x000D_Suitable for Refrigerating: Ideal for refrigerating drugs and biologics requiring refrigeration, including insulin and interferon._x005F_x000D_Product Principle: This product uses a thermoelectric cooling component or semiconductor to achieve refrigeration. By applying a DC electric current to an area of the semiconductor, low temperatures are generated, and then these low temperatures are conducted to the medicine box. Finally, heat is dissipated outward by the heat sink through a fan._x005F_x000D_Product Characteristics: Includes intelligent temperature control, a LED liquid crystal display screen, and instant semiconductor cooling technology. The product is stable, long lasting, low noise, and zero pollution with fluorine. Additionally, its small size and lightweight body make it easy to carry. 1Rapid Cooling: Utilizing instant semiconductor cooling technology, this refrigeration box ensures stable performance, low noise, and zero fluorine pollution. Heat dissipation is achieved with a fan cooled heat sink. 2Adjustable Temperature: Easily adjust the temperature from 0?18 with the LED display screen, making it perfect for refrigerating various medications with quick cooling and precise temperature control. 3Long Lasting Insulation: The aluminum inner case features rounded corners to prevent medication collisions. Sandblasting anodizing technology ensures long lasting temperatures. 4Portable Design: Small and lightweight, which equipped with a customized carrying case, providing easy transport and superior protection against scratches and damage. 5USB Charging Interface: Connect to an adapter, power bank, or car USB port, making it suitable for use at any location, such as home, office, car, pharmacy, hospital, or while traveling.