If you are on the way and don’t have much time to charge your Blackberry Mobile Phone then you should need to carry a replacement battery. This CE approved original BlackBerry C-S2 Standard Battery BAT-06860-009 is designed with Lithium-Ion technology that features overheating protection so there is no memory effect
Features 

• Type: Li-ion
• Battery Volt: 3.7V
• Model No: BAT-06860-009
• Compatibility: BlackBerry 7100t, BlackBerry Curve 8330, BlackBerry 7100x, BlackBerry Curve 8530, BlackBerry 7130G, BlackBerry Curve 8707V, BlackBerry Curve 8300, BlackBerry Curve 8520, BlackBerry Curve 9300 3G, BlackBerry Curve 8310