* 9L * Semiconductor cooling plate cooling and heating * Electronic transformer for power supply design * AC220V or DC12V select power supply mode * Configure household voltage power cord and car cigarette lighter plug wire * Portable * Refrigeration temperature can reach 20℃(+/-3℃)-below ambient temperature * Heating temperature up to 60℃ (+/-5℃) * Can be used for 12V power supply on vehicles such as cars or boats * Volume: 289 (L) *394 (W) *271 (H) mm * Package specification: 1*4 sets