With an extra battery on hand, you'll never be without the power it takes to get the job done. The new RIM BlackBerry battery C-S2 is a long life 1000Mah Li-Ion battery so you can always talk, type and work as long as you need to. Keep it in your bag or briefcase so you'll stay connected, powered up and ready to get the job done. This battery is required for use in the BlackBerry 7100i, BlackBerry 7130e, BlackBerry 8700c and BlackBerry 8700r. It is also fully compatible with the rest of the BlackBerry 7100 series and the 8300 Curve. Tested and Certified for use with: BlackBerry® 7100g, BlackBerry® 7100i, BlackBerry® 7100r, BlackBerry® 7100t, BlackBerry® 7100v, BlackBerry® 7100x, BlackBerry® 7105t, BlackBerry® 7130c, BlackBerry® 7130e, BlackBerry® 7130g, BlackBerry® 7130v, BlackBerry® 8700c, BlackBerry® 8700f, BlackBerry® 8700g, BlackBerry® 8700r, BlackBerry® 8700v, BlackBerry® 8703e, BlackBerry® Curve™ 8300, BlackBerry® Curve™ 8310, BlackBerry® Curve™ 8320, BlackBerry® Curve™ 8330