1. Auto-sensing switch cover: sensing distance is about 0.5-1m / 1.64-3.28ft. When the product is closed, when the pet enters the detection range, the lid opens to feed and the lid closes within one minute after the pet leaves the detection range. 2. Material : plastic shell material, safe and environmentally friendly, the cover is made of transparent PC material, the food is visible, and it is convenient to add food. Built-in 304 stainless steel bowl for easy cleaning. 3. long food preservation: humidity, smell, mosquitoes, cockroaches and rats. 4. Widely applicable: household pets, pet clubs, pet hospitals, pet hotels, etc. Weight: about 715g colour: white Material: plastic size: 210x170x92MM Package Contents: 1 x Pet Feeder Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.