PortaPow Smart USB Charger for AA + AAA Ni-Mh/Ni-Cd Rechargeable Batteries V2 Charge 1-4 AA or AAA batteries from any USB socket including laptops, mains/car chargers, solar chargers Each battery is charged individually with status shown on a backlit LCD screen. Intelligent design uses Delta V to fully charge and not over charge batteries. Output 750mA Weight: 105g Size: 13x8x2cm Version 2 with improved reliability. Batteries not included.