Super Fly 5-port Fast Charger Sets X5A-C for RC Helicopter WLtoys V911 V911-1 V911-2 F929 F939 Brand: WLtoys Model Number: X5A-B+DYX-007 Type: Battery Chargers Battery Voltage: 3.7V Size/Dimensions: 12.5 * 8.8 * 4.8cm Features: High quality and durable perfermace. Portable and easy to carry. X5 charger can charge five battery once time. Safety for the using time of battery. Can be applied for many types of RC vehicle. Electrical Outlet Plug Type: Plug Type “A� (USA, Canada, Mexico, Japan)