Feature:1. Compatible With Model: The EN EL14 decoded dummy battery EP 5A AC power adapter work for Nikon D3100 P7000 D5100 P710 cameras. It ensures error free startup, normal battery level display, and won't harm your camera.2. Intelligent Chip: Equipped with an integrated PCM intelligent chip and multiple safety protections (overcurrent protection, overcharge protection, short circuit protection, etc.), ensuring the highest level of safety for your camera.3. Eco Friendly Manufacturing: Utilizing SMT processing technology, the adapter boasts enhanced accuracy and stability. It is also environmentally friendly as it does not contain heavy metals.4. Advantages: When you need to take photos or videos continuously, you don't have to worry about the sudden power failure of the camera. It saves you time and greatly improves work efficiency. Up to approximately 2.5 meters of extension, meeting the demands of various shooting scenarios. It is a good choice for studio photographers or photography enthusiasts.5. Plug And Play: No need for complicated setup or additional accessories. Simply connect the cable, insert the battery into the camera battery compartment, close the compartment, and start using. Just plug the adapter into the power outlet to begin.Specification:Item Type: EN EL14 Dummy BatteryMaterial: ABS, PCWeight: Approx. 247g / 8.7ozCompatible Cameras: for Nikon D3100 P7000 D5100 P710.Package List:1 x EN EL14 Dummy Battery1 x Power Adapter1 x Power Cable