Features:

Powered with USB port on computer or any devices with USB port, very smart and easy to use.

Charges 1-2 3.6v cylindrical Li-ion batteries(CR123, 18650), 1.2v NiMH/NiCd AA/AAA batteries.

Charges batteries of different catagories, brands and types at one time.

Over-voltage, short-circuit and over-time protections

Defective battery detection

Specificaitons:
Input: USB 5v DC 500Ma

Charge current: 500Ma max

Dimension: 93(L)*42(W)*30(H)mm

Weight: 53G