Capacity: 2200mAh Battery Type: Li-ion Voltage: 3.7V Model numbers fit to: Ingenico IWL220, iWL250, iWL250 Bluetooth, iWL250 GPRS, iWL220 GPRS Compatible battery part numbers: 295006044 , F26401964 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'.