Capacity: 1500mAh Battery Type: Ni-MH Voltage: 3.6V Model numbers fit to: Logitech S715i, S315i Compatible battery part numbers: 180AAHC3TMX 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'.