1. Wait 20 seconds after starting up until the blue light stop flashing，Then start working. Because the robot need 20sec to detect the glass plane.
2. Binding the safety rope when using, Prevent falling from high altitude.
3. Spray some water on the edge of the Mop when working, will be better effect.
If the product does not reach you on time, you can get your money back. As soon as the package is on its way, you will receive your cargo tracking number via e-mail and SMS. You can learn the status of your cargo from the order tracking section on our page. The package will reach you within 3-14 business days. If you are not satisfied with the product, you can return it within 30 days and get your money back.