ROLUX YC-F971 battery for Sony NP-F series, 6600mAh, USB in/out

Features:

• 4-level LED power indicators display the remaining capacity in the battery
• Micro USB for more charge options
• 6600mAh capacity with long battery life
• Compact and portable design
• Six security protections

Specifications:

• Voltage: 7.2 V
• Capacity: 6600mAh
• USB output: 5V 2.1A
• Micro USB input: 5V 2.1A
• Dimensions: 70.8×38.4×69.7 mm
• Weight: 285 g