JJRC
JJRC H5P Quadcopter 3.7v 1100mAh Spare Battery
Voltage: 3.7VCapacity: 1100mAhConfiguration: 1SBattery size: 55 x 30 x 10mmBattery weight: 27gContinuous discharge rate: Plug type: 1x 2pin Molex 51005/51006 series
very good product
Excellent second battery longer flying time