- For mb-d12, mb-d17, mb-d18 battery grips
- Improved power supply
- Function enables use of en-el15 battery in mb-d12 to power compatible cameras
For MB-D12, MB-D17, MB-D18 Battery Grips Holds One EN-EL15 Battery Improved Power Supply Function Enables use of EN-EL15 battery in MB-D12 to power compatible cameras Battery Type Nikon EN-EL15 Rechargeable Li-ion Battery