Battery Type

• The Samsung Gravity 2 uses a standard Lithium-Ion battery to operate. Samsung manufactures the battery and the model number is AB603443CABSTD. According to the Samsung Gravity 2 warranty terms, using any other battery could compromise your phone and void your warranty.
  
  

Availability

• The Samsung standard Li-Ion battery can be purchased separately from a Samsung phone. It can be found both in stores and online, from electronics retailers that carry Samsung cell phones and cellular accessories.
  
  

Talk Time

• The talk time on an AB603443CABSTD phone battery is 5.5 hours and 300 hours of standby, according to Samsung. This means that you can talk on your phone for up to 5.5 hours without recharging the battery and have your phone on, depending on settings, for up to 300 hours before you will need to recharge the battery.
  
  

Battery Performance

• The battery performance of the Samsung Gravity 2 will vary depending on network configuration, operating temperature and usage of the phone. Features such as Bluetooth and using the Internet on your phone can also cause the battery's life to drain. Overcharging your phone by leaving it plugged into the charger for periods up to a week can also shorten the life of your battery.