I've been suffering from nightfall since three years from age 18. Now, they are occurring very frequently without any erotic dreams. Sometimes, it may happen twice a night or regularly. I also feel some weakness which might be the result of this The device/apparatus of claim 1 wherein an electronic sensor can be adopted inside the annular cylinder assembly that tells whether the wheel is in locking state or not by operating the signalling device on vehicle's dashboard. emission. Kindly help me to solve it.