Almost I have used this model for more than 6 months, when it comes to normal usage the battery stands maximum upto 5 hours not more than that, even though I'm not using not more than 4 to 5 apps everyday.And then Heating - while I'm using just mobil...

If there is a way to use these option in 2 samsung mobiles, may be a good one. I have 2 samsung mobiles and i cannot use sim cards on both devices