380mAh/1.4WH 3.7V
SYMA X21 X21W X26 X26A Collision avoidance quadcopter remote-controlled UAV

350mAh 3.7V
SYMA X3 remote-controlled quadcopter drone

600mAh 3.7V
SYMA X50W drone

400mAh 3.7V
SYMA X3 X40 X50 remote-controlled quadcopter drone

500mAh/1.3WH 3.7V
SYMA X5HC X5HW X9S model aircraft UAV

850mAh 3.7V
SYMA X54HC X54HW X56W model aircraft UAV

800mAh 3.7V
SYMA X50W drone