Features 1、Semiconductor refrigeration is a kind of refrigeration technology which produces negative thermal resistance, which is characterized by non-moving parts and high reliability 2、Adopt high quality aluminum plate, have good cooling effect, cooling fast 3、Stable work and low noise, no refrigerant required 4、Application: School teaching sample, Liquid cooling test, Icing drinks in student dormitories, Using a battery to supply refrigerated drinks when fishing outdoors 5、Simple operation, strong practicability Specification Features: Semiconductor refrigeration is a kind of refrigeration technology which produces negative thermal resistance, which is characterized by non-moving parts and high reliability. Adopt high quality aluminum plate, have good cooling effect, cooling fast. Stable work and low noise, no refrigerant required. Simple operation, strong practicability. Application: School teaching sample, Liquid cooling test, Icing drinks in student dormitories, Using a battery to supply refrigerated drinks when fishing outdoors. Specification: Color: Black Size: Approx. 15*21.5*10cm/5.9*8.5*3.9inch Weight: Approx. 1152g / 40.6oz Package List: 1 x Semiconductor Refrigerator Package List