Robot number: MZ 142/1 Ready for all household services. MZ cleans all surfaces, disinfects and polishes. Specializing in floors, windows and bathrooms. Needs recharging every three years, recharge crystals are sold separately. Please view manuel for reorder information. The new MZ series also does kitchen chores while cleaning the rest of your space. Glass front allows you to view the meal while it is heating. Satellite dish connected to MZ's head allows you to control him from anywhere, his range of reception is approximately 10,000 air miles presently. Upgrades are available in owner's manuel. Measures: 1 1/4 x 2 1/2 inches WARNING: Be careful around cats! They tend to disappear when MZ is on the job. Working on glitch.