ITEM NAME:Handheld Auto car Antifreeze Liquid Coolant tester Battery Refractometer tool.Ethylene Glycol: -50C-0C. Propylene Glycol: -50C-0C. Ethylene Glycol: 5C. Propylene Glycol: 5C. Battery Fluids: 1.100-1.400sg. Battery Fluids: 0.01sg. Cushioned with soft & comfortable non-slip rubber.