Equipment List: 4 X Brushless Motors: HexTronik DT750 Brushless Outrunner 750kv http://www.hobbyking.com/hobbyking/store/__6247__hexTronik_DT750_Brushless_Outrunner_750kv.html 4 X Speed Controllers: TURNIGY Plush 18amp Speed Controller http://www.hobbyking.com/hobbyking/store/__4312__TURNIGY_Plush_18amp_Speed_Controller.html HC-SR04 Ultrasonic Sensor: http://www.lctech-inc.com/Hardware/Detail.aspx?id=053796b3-3b90-4fe5-8588-7b5d14bc0512 3 Cell Li-Po Battery - ZIPPY Flightmax 4000mAh 3S1P 20C http://www.hobbyking.com/hobbyking/store/__7634__ZIPPY_Flightmax_4000mAh_3S1P_20C_.html Turnigy Balancer & Charger 2S - 3S http://www.hobbyking.com/hobbyking/store/__7637__Turnigy_balancer_Charger_2S_3S.html HobbyKing Mini Quadcopter Frame V1 - 539mm http://www.hobbyking.com/hobbyking/store/__19595__HobbyKing_Mini_Quadcopter_Frame_V1_539mm.html Bag of power connecters PolyMax 3.5mm Gold Connectors 10 PAIRS (20PC) http://www.hobbyking.com/hobbyking/store/__68__PolyMax_3_5mm_Gold_Connectors_10_PAIRS_20PC_.html Stuff to get: IMU (Inertial Measuring Unit): http://www.ebay.co.uk/itm/1x-IMU-10DOF-L3G4200D-ADXL345-HMC5883-BMP085-module-sensor-For-Arduino-PIC-/320986658142?pt=UK_BOI_Electrical_Components_Supplies_ET&hash=item4abc4bb55e at least 12 M3 nuts & bolts & washers to fix motors at least 12 M4 nuts and 8 M4 washers to fix prop to motor shaft How to connect prop to motor shaft: http://fpvlab.com/forums/showthread.php?4027-How-do-you-fit-an-APC-prop-on-a-DT-750-HK-Motor