• Checks condition of coolant antifreeze, hot or cold.• Freeze protection level is indicated by the number of the six large coloured discs which float in the sample.• Easy-to-read temperature table on the virtually unbreakable plastic body.Checks condition of coolant antifreeze, hot or cold. Freeze protection level is indicated by the number of the six large coloured discs which float in the sample. Easy-to-read temperature table on the virtually unbreakable plastic body.• Checks condition of coolant antifreeze, hot or cold. • Protection level is indicated by the number of discs floating in the sample. • Easy-to-read temperature table. • Tough, virtually unbreakable, plastic body. • Model No. AK4120Technical Specification:Nett Weight: 0.11kgDimensions: Length: 60mm x Height: 390mmWeight: 0.184KgWarranty: 1 year