This lithium-ion battery is compatible with the following Pantech model(s) : Breeze / C520 Specifications : Rechargeable lithium-ion battery. Capacity : 600 mAH, 3.7V Talk time : up to 110 mins. Standby time : up to 55 hrs. Gives your phone the power to keep on fulfilling your communication needs. Perfect as a handy extra or replacement battery.