1. Brand new, high-quality materials, well-made, durable, and highly matched with the equipment. You need to bring your own 2 x AA batteries, the battery is not included in the delivery [Easy to Use] place this and toggle the mode button to keep the robot from items you to protect, such as pet food and water bowls, toys in children's play areas, stairwells or doorways, etc. Helps you better control the cleaning area of the robot vacuum cleaner. [ protection area]The "halo mode" can form a " area" with a radius of 2 meters around the. The "beam mode" can launch a " wall" about 3 meters long. Colour: Black Material: plastic Package Contents: 2 x Sweeping machine Only the above package content, other products are not included. Note: Light reflection 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.