Description: Not only cools but warms too. Cools to up to 20C below ambient temperature to max. -2C. Can be switched to warming function. Robust- highly insulated hard case with fabric cover- outside pockets and padded shoulder strap. Capacity: 24 litres. Can be connected to 12 V socket in vehicle or to 230 V power source via separately available rectifier. Cools to up to 20?C below ambient temperature - to max. -2?C.