I didn't recharge and use my sim2 for a year or more now it's not working what to do

[Raghunandhan_1]

Please help me

 

[Saga Lout]

The battery will be stone dead so remove it and try mains electric power alone. Take great care removing it in case it leaks acid - use rubber gloves.

Chances are it won't work but if it does, it's worth buying a new batrtery.