USB to 12VDC power adapter cable. Special cable converts USB 5-volt output to 12VDC for use with low-power devices such as the ThirdLynx focus motors. 2.5 x 5.5mm power plug, 3-ft. (1m) length. RECOMMENDED FOR USE WITH USB 3.1 OR CHARGING PORTS ONLY.
Specifications
USB input: 5V 1A (5W) male type A plug,
12VDC output: 2.5 x 5.5mm plug- center pin positive,