New Oliver 12 Tractors 1926-1969 10" Wheel Dial Clock + 10" Round Oliver 88 Thermometer Injection molded from high impact styrene and features an acrylic lens for durability and scratch resistance. Quality American made Quartz clock movement for accuracy which will provide many years of reliable service One "AA" alkaline battery required (for the clock only) This product comes with a one year warranty. Proudly Made in Canada