No battery or power is required. Made from grade stainless steel material Very useful to thrash curd, dal, buttermilk and many more Attractive and handy look Easy to clean Manual wash Attractive and handy look Very useful to thrash curd , dal, buttermilk and many more Color: Silver, Material: Stainless Steel Designed for durability, easy to use and clean up. Perfect for airy egg whites, whipped cream, meringue, beat eggs, stir batter, whip cream and stir sauces. They are widely used in homes, restaurants, and bakeries. Smooth edges. Disclaimer : Product color may slightly vary due to photographic lighting sources or your monitor settings.