neato robotics xv-21

Product name: robot vacuum cleaner

Item No.: LL-A325

Color:  light gold

Descriptions:

This model has many advanced features including 
Extremely low noise ( lowest level among this industry) 

LCD touch screen

Backlight shining logo

Virtual wall with two-way infrared signal transmitters

Schedule work, "full go" cleaning, speed selection.
Wireless remote controller 
Easily to be disassembled 
Non-collision bumper with better performance 
Sweeping, vacuuming, mopping and disinfection (4 in 1) 

Detailed Character: 
1. Automatically cleans your floor without any hand labor while you enjoy life, you can preset working time, working/rest days. 
2. Remote Controller lets you guide the cleaner in any direction to clean specific areas. 
3. Stair Avoidance Detector assure the unit won't drop from the stairs and table. 
4. It will escape automatically by itself when it was stuck by the furniture bottom or something else 
5. UV light sterilization kill most bacteria and viruses of the floors. 
6. A mop can be installed on it to improve the cleaning efficiency. 
7. Virtual Wall with two-way infrared signal transmitters make sure the cleaner work at the confirmed area which you want to clean. 
8. Wall Following Sensor make sure this unit can clean most ground surface along the wall. 
9. The walking speed can be adjusted as you like. 
10 Self-adjusting cleaning head automatically traverses uneven floor transitions as it cleans carpet, 
Hardwood, linoleum, and tile. 

11. Backlight shining technology makes your logo look extremely beautiful.

Specification: 
Main material: ABS Input of charger: 100-240V AC 
Output voltage of charger: 24V DC Voltage of battery: 14.4V 
Unit average power: 24 watt Charge time: about 5 hours 
Working time: about 90minutes Unit size: Diameter 32*8.7CM

Battery: 2200MA NI-MH