Replacement battery fits 7 Spectra compatible models. Specifications: 2600mAh, 3.7V, Li-ion. Compatible with: AMP AMP9000, LoyalPay 6210, EFTPOS T300, NEWPOS NEW 6210, NEWPOS NEW 7210, NEWPOS NEW 7220 and 1 more compatible models. Replaces: AMP IS588, NEWPOS INR18650, PAYTIVO 18650 PCM2600. Spectra replacement battery designed for Payment Terminal devices. Perfect for professional or everyday use.