I went through the manual and I can't find the exact specifications for the Pocket Pro battery, especially the connector end and the size and form factor.
I found this one. Does anyone know if it will work?
• Voltage:*3.7V, 1000mAH battery
• Capacity: 1000mAh 2C continuous discharge
• Chemistry: Lithium Polymer
• Discharge: 2A (2C)
• Weight: 22g
• JST Connector (2mm spacing, PHR-2)