2 X 3.7V 1100mAh Batteries for JJRC H11D H11C RC Quadcopter Drone Spare Parts Compatible:JJRC H11D and JJRC H11C Drone Brand Name: JJRC Charging time: 90-120mins; 9 mins flight time Battery dimension: 60 * 30 * 10mm / pcs;Battery weight: 28g / pcs Type: 3.7V 1100mah Battery