HQRP Battery Ly-Polymer Battery compatible with SONY Playstation Portable Gaming Console (PSP-110 PSP110) System Replacement + Cover plus HQRP Coaster 3600mAh Extra High Capacity, 3.7V, means more long runtime No Memory Effect, The battery can be recharged without loss of capacity Li-Polymer Rechargeable Internal Battery for SONY PSP-110 System