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YIHUA 930 30W Electric Soldering Iron Tool Witty Fox 3.7V 8000mAh Li-Ion Battery International Robotics Competitions including RoboSumo
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YIHUA 930 30W Electric Soldering Iron Tool Witty Fox 3.7V 8000mAh Li Ion Battery International Robotics Competitions including RoboSumo International Robotics Competitions including RoboSumo tournaments where teams modify firmware and sensor configurations to compete against other autonomous systems The HC SR04 ultrasonic sensor continuously emits 40kHz sound waves and measures the echo return time to calculate real time distance to obstacles with accuracy up to 2 400cm YIHUA 930 30W Electric Soldering Iron Tool
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