【Automatic Opening/Closing Function】 Equipped with an infrared sensor, the lid automatically opens when a pet approaches. This design provides an environment where pets can easily eat by themselves. 【High Convenience】 With a bowl capacity of 350ml, it holds an appropriate amount of food. Made of ABS+PC material, it also boasts excellent durability. 【Power and Battery】 Operates at a voltage of DC3.7V, consuming a current of 420mA. The 2000mAh battery allows for approximately 10 hours of operation. Charging is completed in about 3 hours. - Product Name: Infrared Sensor Pet Food Bowl - Automatic Opening/Closing Function: Infrared Automatic Opening Feeder - Size: Approximately 210 x 170 x 92mm - Weight: Approximately 570g - Bowl Capacity: 350ml - Material: ABS+PC - Voltage: DC3.7V - Current: 420mA - Battery: 18650 Lithium - Capacity: 2000mAh - Charging Time: Approximately 3 hours - Operating Time: Approximately 10 hours Thank you for viewing.