Its powerful and fast motor has long-term durability and will not rust or corrode, thus ensuring food safety. Very suitable for gourmet meals or dinners. Convenient One-button One-handed Operation: Each electric grinder requires 6 AAA batteries (batteries not included). Just press the button to grind, one hand is busy stirring stew, marinating steak, throwing salad or even answering the phone, please use it, and the built-in light will help you to check the grinding amount, so you can use the freshest in your food spices to achieve the desired deliciousness! Please pay special attention to the battery installation: If it is inserted incorrectly, the grinding mechanism will start working clockwise, resulting in little or no grinding. The grinding mechanism may break. Test it in our own kitchen! Top quality! The bottom cover uses an improved rubber design, which is stronger than the plastic cover. Simple is our best friend!