If you have 2g(wifi) or 3g phone and want to experience jio free service that is extended to march of 2017.Then I must say go for it, Really value for money.It just cost 2000INR and connect to more than 7 devices .Good battery last for 6 hours once fully charged.It also shows network coverage in red, blueand green colours.Battery is removable and has one sim slot supports only jio sim card included along with charger in kit.