Features: Brand new and high quality Dummy battery is conductors, no power, which is easy to use. Replace 2pcs 1.5V LR20 D battery power supply cord,This eliminates the need for 2pc 1.5V D batteries,D Fake batteries cannot be used in parallelism, only in series. Suitable for toy, controllers, flashlight, torches, bathroom scales and more D Battery power supply devices. With this 3V D battery eliminators cable,you are not need to buy of replacement batteries when the batteries runs out,saving you more for timeand money. It can be powered by mobile power supply, computer and USB adapter. Specifications: Material:Plastic Input: USB5V2A Output: 3V1A Length:Approx.95cm/37.4inches 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. Package includes: 1 Set Dummy Battery Cable