FNB-26xe : 7.2 volt 2100mAh Ready-to-Use long-life NiMH battery, made with ENELOOP NiMH cells. Fits FT-530, FT-26, FT-76, etc. Replaces original batteries such as FNB-26, FNB-25. This eneloop battery can retain its charge for over a year when not in use. Arrives to you PRE-CHARGED and READY TO USE ! When necessary, battery can be re-charged with a plug-in overnight Wall Charger (WC-7Y, WC-7Yh, or with a Desktop Drop-in Rapid Charger EMS-30y, NC-42).