Designed for lawns up to 150m2 the robomow rx12u robotic lawn mower mows the lawn so you don’t have to. Just sit back relax and let the robomow do the work for you.the smallest robomow currently available the rx12u has a 18cm cutting width and weighs only 7.5kg. Small but packed with superb features the rx12u has a floating deck to create a smooth, contoured finish and uses a steel cutting blade. The stainless steel blade cuts the grass into very fine mulched pieces which virtually disappear on the lawn. The cutting heights are adjusted by using a dial on the side of the mower from 15 – 45mm and once fully charged the robomow rx12u can mow for between 90 – 120 minutes. Rugged drive wheels help the rx12u to power up slopes of 8.5 degrees.the robomow rx12u robot mower is powered by a 7ah battery which is automatically charged when the lawnmower returns to the base station after mowing. The mower will automatically re charge ready for the next cutting cycle. The robomow rx12u automatic lawn mower comes complete with 70m of perimeter wire and 100 pegs. If you are unsure of your lawn size please use this link to map the details. robomapspecificationsmodel rx12utype roboticlawn size 150 square metresoperation one button   easy startmotor dc brushfloating deck yesbattery capacity 7ahbattery type lead acidpower consumption 2.5 kwh monthmowing time 90 120 minutescharging time 16 20 hoursmowing width 18cmmowing height 15 45mmmowing power 100 wattsnoise level eco mode 64 dbwire 70mno. Of pegs 100base station yesexternal base setup yesslope 15% 8.5 degreemower dimensions 53 x 42 x 26 cmmower weight 7.5kgmanufacturer's warranty 2 years