Feature: 1. High Efficiency: Window cleaning robot adopts gecko bionic twisted wipe design, 5600Pa hurricane suction, one key automatic wipe 2 times, even suction wipe more thoroughly, double wheels uniform adsorption dirt cleaning degree is high. 2. Multiple Window Cleaning Modes: Window cleaner robot has automatic mode, first up and then down, first to the left and then down, first to the right and then down, according to different window environments automatically match the appropriate cleaning mode. 3. Fine Fiber Nano Cleaning Cloth: Smart window cleaning robot adopts high density fine fiber nano cleaning cloth, which locks the spots and effectively removes the dirt, not easy to fall out, and it can be used for both wet and dry wiping. 4. Micron Level Water Spray: Potable window cleaning robot adopts micron level water spray, 35ml water tank, ultrasonic water spray, stubborn spot are easier to erase. 5. Multi Guard: Window cleaner robot has a safe load capacity of 50KG, equipped with 20 min UPS power supply, 20 minutes of power outage will not fall off, safety guard, so you can use more assured. Specification: Item Type: Window Cleaning Robot Material: ABS Size: Approx. 295x145x95mm / 11.61x5.71x3.74in Power: 72W Water Tank Capacity: 35ml Power Failure Guard Time: 20 Minutes Cleaning Route: Intelligent Planning Host Built In Battery: Lithium Ion Battery 500mah (With Built In Battery Delivery) Battery with Remote Control: 2 x AAA Batteries (Shipped Without Batteries). Package List: 1 x Window Cleaning Robot 1 x Remote Control 1 x Spray Bottle 8 x Replacement Cleaning Cloth 2 x Replacement Cleaning Loop 1 x Power Adapter 1 x Power Cord 1 x User Manual Note: Manual measurement please allow some error.