Tenergy T453 Charger for 3.7V Lithium RC Battery + 6pc 500mAh Batteries for UDI818A/818A-1 Tenergy T453 6-in-1 Intelligent Charger can charge up to 6 packs (3.7V Batteries) at the same time! Charger will charge most Micro RC Helicopter & Airplane 3.7V 1S Batteries (Hubsan, Syma, UDI, WLToys quadcopter and helicopter batteries) 6 converting cables included in charger for easy charging Combo pack includes 6 pcs of 3.7V 500mAh 15C LiPO Batteries! Batteries are exact replacement for UDI U818A, U818A-1 quadcopters, no modification necessary. -- NOT COMPATIBLE WITH U818A *WIFI* DRONE, THIS DRONE USES A BATTERY WITH DIFFERENT PINS. --