Replacement battery fits 15 Panasonic compatible models. Specifications: 1200mAh, 3.7V, Li-ion. Compatible with: Tiptel Ergophone 6021, Tiptel Ergophone 6050, Tiptel Ergophone 6060, Tiptel Ergophone 6010, Tiptel Ergophone 6011, Tiptel Ergophone 6020 and 9 more compatible models. Replaces: Panasonic 523450AR, Panasonic 523450AR-E, Tecdesk TD/BAT1000, Tecdesk TD/GEN1000. Panasonic replacement bat…