Features:
1、Transmission with special motor
2、Stability: as the G3, good.
3、Stop/Start: digital chip
4、Speed : between 0.45 m /s--- -0.6 m /s
5、Maintenance : easy
6、Pull: torque 50Nm, very low.
7、Cost: high, the twice as the G2 price or more
8、Noise: silent