Tekt Window Cleaning Robots are not compatible with glass that has an uneven surface, such as frosted, textured, patterned, leaded, filmed or coated, because the uneven surface prevents W2 from creating a secure vacuum seal.

Tekt Window Cleaning Robots can clean glass of any height, 18 inch x 24 inch or larger, using DC Extension Cable.

Usually, glass cleaning is best done while the glass is out of direct sunlight and the same is true using Tekt Window Cleaning Robots When using Tekt Window Cleaning Robots outdoors, the temperature should be between 40º F and 114º F and it should not be snowing or raining.

Tekt Glass Cleaning Robot Is built-in with Suction Power Sensor, powerful motor, Back-Up Battery, Safety Pod & Tether grip the robot carefully on glasses. The body of Tekt Window Cleaning Robots is enclosed by very soft material that won’t scratch glass frames, and the material on the bottom of Text Glass Cleaning Robots is managed not to damage the glass.

Tekt Window Cleaning Robots is intended to function separately once it is placed on a window, though, someone should manage the cleaning method and be available to remove Tekt Window Cleaning Robots from the glass once it has ended cleaning.

The product must be washed and with the switch in the OFF place. It requires to be stored in a dry place away from strong and direct sunlight which can harm the unit.

Yes, it has 6 months of warranty