3V USB Power Converter Battery Replace 2pcs Battery For LED Light Electronic

Features
battery is conductor, no power, with ON OFF which is easy to use
which is and
Replace 2pcs 1.5V AM4 LR3 battery power supply cord,This eliminates the need for 2pc 1.5V batteries,blue battery is conductor Fake batteries cannot be used in parallel, only in series.
Suitable for electric toy, holiday LED lights,clocks and more Battery power supply devices.
With this 3V battery USB cable,you don'for t need to buy a lot of replacement batteries when the batteries run out,saving you more for time and money.

Specifications:

Input USB 5V
Output: 3V
Cable Length:Approx. 1m/2m

Package Includes:
1 Set Battery Adapter

Note:
1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.