Capacity: 1250mAh Battery Type: Li-ion Voltage: 3.7V Model numbers fit to: Airis T610, T620, T920A, T920, T920E, T920EF Compatible battery part numbers: BL-L1230 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'.