MakeBlock mBot mega Smart Remote ...

...Control Learning Robot. Sellin this as-is. There appears to be missing parts. Ace is the Place for the screws, spacers...etc. Its Alive!... The robot was found partially assembled. The quick Start guide has assembly instructions. Please refer to the pics... One collision sensor is missing the roller contact arm. The barrier avoidance sensor is mounted to a plate with missing screw(s). The plate has for stand-offs to attach to the main robot. One standoff is missing. It appears that the wrong length screws were used at different points in the assembly. Some threaded ends interfere with the robots movement. From the web... Product Specifications Mechanical material Aluminum alloy Main control MegaPi Processor ATMEGA2560-16AU Process clock speed16 MHz SensorIR obstacle avoidance sensor, line follower sensor, crash sensor (limit switch), RGB LED moduleCoding language Block-based, Arduino, Python (Extra Raspberry Pi Needed)Battery (Not included)6 AA batteries or rechargeable LiPo batteryBattery capacity2600 mAh Playtime≈ 3.5 hoursCharging time1.5 hoursRotational speed1–118±10% RPMMaximum external electronic modules  11 motor & servo ports 5 sensor portsCommunication modeUSB, Bluetooth, 2.4GCompatibility500+ makeblock electronic & mechanical parts, Arduino sensors, LEGO bricks Languages for programming are "C" Scratch, and I am reading, Python. Thank you for looking...