Tarot T-2D Brushless Gimbal Kit for 3D Robotics IRIS+, Quad, Y6, and Y8+ Support GoPro HERO3 video auxiliary output (cable sold separately) Working voltage: DC 7.4V ~ 14.8V (Recommended 12V, three lithium battery) Working current: 200 mA-500 mA (power supply voltage and the motor related) Processor: Dual 32-bit high-speed ARM core processor Maximum angular rate : 2000 / sec