This Mechanical learning Timer is practical for kitchen and classroom use. It also helps kids to learn how to manage their time, good helper for housework and homework. Widely used, fitness, study, cooking, sleep. The timer's multifunctionality makes it a practical and convenient device for both students and parents. Features - Color: Green -Material:Plastic - Size: 10.50X7.30X7.30cm/4.13X2.87X2.87in -Cartoon design, this mechanical learning Timer is very easy and convenient to operate and use. -It comes with the mechanical structure, no batteries are required. You can use it easily. -The learning Timer is made of plastic material, which is and practical for the use. -With fine workmanship, Kitchen Timer is not easy to wear and tear, very practical in use. -It can be used as a practical timer for various activities, such as cooking, exercising, or playing games. Package list: 1 x study timer