Features: USB 5V2A to 6V1A 5.5x2.1mm Power Supply Cable Power Cord ensures reliabled power delivery
For toy, doorbells, gas meter, gauges and more power supply
For 4AA 4AAA LR03 LR6 LR14 batteries for electronic devices
USB5V2A input 6V1A 5.5x2.1mm output; positive inside, negative outside.
For various devices with 4AA LR6 batteries electronic gadgets power supply.

Specifications: Item: USB 5V2A to 6V1A 5.5x2.1mm Power Supply Cable
Input: USB5V2A
Output: 6V1A 5.5x2.1mm
For 4AA LR03 LR6 LR14 Batteries Electronic Devices
Cable Length：about 100CM/39.37in

Package Includes: 1PC USB 5V2A to 6V1A 5.5x2.1mm Power Supply Cable

note: Please allow 0-2cm error due to manual measurement. Please surely do not mind before bid.
The color may have different as the differences display,please understand