OEM Standard lithium ion battery provides excellent battery life is memory free and light in weight. Nokia item number BL 5BT. Detailed Specs:Talk Time: up to 165 minutes, Stand by Time: up to 355 hours, Capacity: 760 mAh, Weight: 20 grams/0.71 ounces, Thinckness: 6mm/0.24 inches Compatible Nokia 2600 Nokia Classictable.compat th, td {padding-top:10px;vertical-align:top;} table.compat td {font-siz