Capacity: 1000mAh Battery Type: Li-ion Voltage: 3.7V Model numbers fit to: Garmin iQue 3200, 3600, 3600a Compatible battery part numbers: 1A2W423C2, A2X128A2 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'.