Electromagnetic clutch system
Autobraking system
solar car
solar e bike
automatic pneumatic gear shifting
paddle based water pump
paddle based electricity generation
paddle based hacksaw
water sparay pump trolley
Fork lifter
segway
seed planter
paddy planter
pipe inspection vehicle
garbage collecting vehicle
disk brake system
Robotic arm based vehicle
Unmanned vehicle
remote controlled vehicle
automatic bike stand
Bike fuel monitor