Blomiky 2pcs 7.4V 2000mAh Battery Banana Plug and Charger Fit for S yma X8C X8W X8G X8HD X8HW X8HG 506HG JXD 506G Holy HS300 HS400 Quadcopter X8C Battery 2 Battery connector is 3.5mm banana connector,please check your device battery is same as this one before you buy. X8HC X8HW X8HG X8C X8W X8G 2 Battery and 1 seat charger, Warning:Battery plug convex side need connect correct Cable port groove side. or else,The battery short out and burned. Fit for Blomiky 506HG JXD 506G 506W RC Quadcopter Drone, Battery fit for vivitar aeroView drone DRC-446 and Holy HS400 HS300 Promark P70 VR and Warrior Drone Quadcopter, not fit promark gps drone. Battery size:0.9*3.4*7.5cm, Round Banana Plug connector If receive broken battery or flight time less, please ask us resend new free,thanks Package contain: 2pcs 7.4v 2000mAh battery, 1 USB Charger cable and 1 X8C power adapter +balance charger