Uniross Small AA, AAA, 9V, 2100 Charger All set to go Rechargeable battery cells: Uniross chargers are affordable and perfect for household use. Chargers for all battery types, including AA, AAA, and 9V formats, are available from Uniross. The charging current is 145-160 mA for AA, 50-55 mA for AAA, and 18-22 mA for 9V. Four AA rechargeable batteries were included with the charger. The