Robin-M1 is a kind of smart intelligent robot researched and developed by Robstep which made the usage of principle of mobile equilibrium for controlling of moving forward, backward and stop. Robin-M1 is the series of Robin of mini type which features with small size, light weight, easy to carry, and flexible control. etc Features: Cool and modern With a fashionable and innovative design, Robin is being the center of attention anywhere. Light in weight & free to control With a weight of 18.5kilos, Robin is compact and lightweight, and also portable. With a smart control, you can move with free will. You can take it in the car trunk. With more than 200 times per second high speed, accurate response each tiny body movement, master by your heart. Intelligent, advanced, precise and perfect control technology lead the amazing future sense. Green travel, low-carbon and eco-friendly Powering from lithium battery, Robin has a single charing time of 4 hours and single max cruise of 20 miles. However, it has an extremely low energy cost--0.03RMB per mile with zero-pollution and zero-emission. It is less than 1/20 by thecars. Carry energy feedback system, every time the brakes and the energy of the downhill will return to th battery for recycling use, It can save more energy efficient.