To solve battery low problem of mobile phone
MANY TIMES YOU FACE PROBLEM OF BATTERY LOW
Your Mobile Battery is Very Low & you are expecting an important call BUT you don't have a charger"
what to do?
Nokia instrument comes with a reserve battery. To activate the battery, the key-in *#3370# and *#7780#.
Your cell will restart with this reserve and your instrument will show a 50% increase in battery.
This reserve will get charged when you charge your mobile next time.