, Input: DC 5V / 1.0A; Output: DC2.8V / 0.3A x 2, DC2.8V / 0.12A x 2 , Compatible with AA and AAA NiMH batteries , 2-channel smart charging recharges 2-4 NiMH batteries at once; LED displays charging status , USB connection for quick, convenient use in any location , Light and compact design for daily use and travel