This battery works with the same cameras as the Sony NP-F970 series; and, it is a great power source for a large number of LED lights, including many from ProMaster as well as other brands. 

• Voltage: 7.4 V
• Capacity: 6,800 mAh / 50.32 Wh
• Dimensions: 71 mm x 39 mm x 60 mm
• Weight: 300 g