1, with a circular type of emptying sensor, can effectively prevent falling on the steps.

2, ultrasonic bionic detection technology, can do like whales through sound waves to determine obstacles.

3, interval scheduling appointment, working hours can be set at intervals. Instead of fixing the cleaning time cycle.

4, cleaning walking system; straight-line, edge cleaning type, spiral, cross cleaning, focus on cleaning "S"-shaped cleaning.

5, rechargeable virtual wall, because the virtual wall is more power-consuming, from a convenient, environmentally friendly point of view.

6, UV sterilization, especially in families with pets and children, UV sterilization is better to protect the health of family members.

7, battery capacity, capacity of 1800mAh below the basic belongs to toys, the real sweeping robot battery capacity in 2800 to 3600MAH, this capacity to ensure that the cleaning work effectively carried out.

8, appearance material, preferably frosted surface rather than paint, environmental protection scratch-resistant.

9, the smaller the work noise, the better, the smaller the impact on life.

10, vacuum motor, from the sound and service life point of view, brushless motor than the traditional carbon brush more durable, help the sound is smaller;

11, operating power, generally between 30-45W, the greater the operating power, the more thorough cleaning;