The Siemens V30146 / K1310 / X103 Equivalent Mobile Phone Battery by Ansmann (A-Sie 11) is a high quality rechargeable Li-Ion battery comparable in
Specification to the original manufacturers version. Li-Ion battery compatible with the following Siemens products: C25 / C28. Voltage: 3.7V Capacity: 1000m Ah This cost effective Ansmann branded battery provides, high capacity, long cycle life & a safety 'printed circuit board' for protection against battery leakage. Also available: Ansmann mains & car chargers for your mobile phones.