Payment is through PayPal. A deposit before has to be paid though. The payload capacity is as follows: 2 lb for the Phantom 2 Vision Plus 3 lb for the Phantom 3 Pro 9 lb for the S900DIY drones rental in Seattle.
The company provides next series of drones: ZigBee, WAAS, UAV, Thermopile, SVN, Sketch, SiRF III, Shield, RTL, ROI, PWM, PPM, POI, PID, PIC, PCM, OSD, NMEA and others. Some of the drones have the capability of autonomous flight, without a pilot on ground or in command center in control.