This wifi creater is very cool.but it is hackable.yupp it is.actually it has a very powerfull speedomitre.but really it is not so expencive but not soo usefull!Check Speed Test, Battery Backup, WiFi Range. . You can use JioFi to connect up to 31 WiFi enabled devices to Jio 4G network anytime anywhere. It comes with a 2300mAh battery which lasts up to 8 hours on 4G mode. JioFi is best alternative to LYF 4G phones when use of Jio 4G Sim is concerned.