Coollife 7.4V 2800mAh Upgrade WLtoys V913 Battery Also Used for WLtoys V262 V333 V323 V666 Quadcopter Helicopter Item Name: Lithium Battery Specification: 7.4V 2800mAh 40C Lithium Battery Dimension: 13*40*86MM Weight: 140g Suit for: V913 V262 V333 V323 V666