Nikon EN EL20 Battery

key specifications:

1. Capacity: 1020 mAh (milliampere-hours)
2. Chemistry: Lithium-Ion
3. Output Voltage: 7.2 VDC (volts direct current)
4. Packaging Information:
   1. Package Weight: 0.15 pounds
   2. Box Dimensions: 2.756 x 2.284 x 1.26 inches (LxWxH)

This battery pack likely intended for use in a specific device or application, and the specifications listed provide information about its capacity, voltage, and physical dimensions.