Ultra Capacity Li-Po PolyMax HPC Premium Replacement Battery for: XTS-3000 / XTS-5000 / Cosmo/Datron Guardian G25RPV100 Series Battery, 7.4 Volt, 4600 mAh, Li-Po, With Belt Clip Highest Capacity Li-Po Battery, Lightest Weight, Maximum Run Time. Normally ships next day, no more then 5 working days. Li-Po Chemistry, High Power Density, requires a Li-Ion rated charger. The Premium Public Safety Replacement Battery for the XTS3000/5000 A Best Seller for the XTS-3000 / XTS-5000 / Cosmo / Datron Guardian G25RPV100 Portable Radios