Designed with convenience in mind, the Roomba 680 Vacuuming Robot cleans on a schedule or at the push of the CLEAN button, automatically returning to its Home Base to recharge between cleanings. Roomba 680 uses a 3-Stage Cleaning System to easily pick up dust, dirt and debris. Sensors detect dirtier areas so that Roomba can perform focused cleaning where its needed most. Cleans on a schedule: roomba can be preset to vacuum up to seven times per week. Uses a combination of agitation, brushing and suction: the 3stage cleaning system uses a combination of three advanced technologies. Acoustic sensors to find dirt on your floors. Vacuum cleaner features: Weight 3.56kg. Size H9.3, W33.6, D33.5cm. Charge time: 2 hours to fully charge. 60 mins, depending on the setting used. Low battery indicator. Motorised floor head - drives bristles in to carpet to remove ground in dirt. Adjustable floorhead - switch between carpet and hard floor at the touch of a button. Dust capacity 0.6 litre. Dustbag full indicator. 240 volts. DB61 noise level. General information: Model number: roomba 680. Manufacturers 2 year guarantee.