Orange SONY nav-u NV-U37 portable navigation system, equipped with a Li-ion battery, with NVA-BU2 cradle (mount). - Model: NV-U37 - Accessories: NVA-BU2 cradle (mount), charger for 100V and 12V, box. - Color: Orange - Battery type: Li-ion. The battery was replaced 2-3 years ago, so it lasts quite a while. Thank you for viewing.