Product Details: Portable refrigerator with a digital display suitable for road trips or personal use from Powerology. It is characterized by the ability to control it through mobile application or by touch through the control button. Cooling level: from 20 degrees Celsius to -20 degrees Celsius. 1 USB port for charging phones etc. Charging port: It can be charged through the car lighter port or the wall charger. Battery capacity: 15,600mAh. Control Application: Tuya Smart.