Lenmar R2G802U R2G 2 Hour Charger Includes USB Output and Alarm Clock with 4 R2G 2150mAh NI-MH for AA/AAA Batteries (Discontinued by Manufacturer) Includes Ready-2-Go, Four AA 2150mAh Rechargeable Cells 2-Hour Charger with Built-in USB PowerPort, Charges 1-4 AA/AAA NiMH cells Charger also includes Travel Alarm Clock, Day/Date and Temperature functions International compatible voltage - can charge from 100-240VAC, 12VDC, or standard USB power source 2 Year Warranty