Rohtak is connected to Delhi through NH-10, and currently the road is being widened to six lanes by NHAI, with the plans to develop the entire corridor as an industrial area. NH-71 From Rewari to Rohtak is 4 lanes, and NH-71A from Rohtak to Panipat is 4 lanes.
Yes, it is possible to mail a cell phone battery but you are going to need to use a package in order to be able to send the battery to the c ... The price to ship your cell phone will depend on lots of different factors. The weight of the cell phone, the length of the destination and ...
If you buy it from tyre & battery places or Halfords etc it will be charged. As chris77518 says, if you buy it via the post it will be dry as you cannot send acid through the mail; in that case, you will have to get some acid, fill it up and charge it. That's rare though, these days.