Capacity: 650mAh Battery Type: Li-ion Voltage: 3.7V Model numbers fit to: Navman Spirit S100, Spirit S100T, Spirit S150 Compatible battery part numbers: 338937010171, 07836Q5JJ RoHS approved for toxic free. CE and ISO9001 Certified for Quality Assurance. Search Tip: Press Ctrl and F keys to prompt a search dialogue box, then type in your device's model number and click 'Find Next'.