This Kit is a great choice for learning robotics, electronics and Arduino programming. It contains motors, Makeblock Orion controller, ultrasonic sensor, Bluetooth module (dual mode), structural parts, and hardware for you to start exploring the robot world, it can be used to build a robot tank or a three-wheel robot car.

The Me series electronic modules are easy-to-use, very friendly to beginners.

Features：

Perfect for beginners learning robotics, electronics and Arduino programming
Build a Robot Tank or a Three-Wheeled Robot Car
Aluminum extrusion structure
Easy wiring, no soldering required
Bluetooth connection lets you control your robot with your smartphone or tablet
Scratch Programming& Arduino Programming

Part List :

1 × Beam 0824-96	38 × Track Axle	4 × Headless Set Screw M3x5
1 × Beam 0824-128	2 × Threaded Shaft 4x39mm	6 × Nylon Stud M4*30
2 × Beam 0824-144	2 × Shaft Collar 4mm	4 × Plastic Rivet R4060
1 × Bracket 3x3	4 × Flange Bearing 4x8x3mm	4 × Plastic Rivet R4120
1 × Plate 3x6	1 × HEX Screwdriver 2.5mm	4 × Plastic Ring 4x7x2mm
1 × Bracket P3	1 × Cross Screwdriver 3mm	1 × Me Orion(Base on Arduino UNO)
2 × DC Motor-25 Bracket B	2 × HEX Allen Key 1.5mm	1 × Me Ultrasonic Sensor 3.0
1 × Caster Wheel	1 × Wrench	1 × Me Bluetooth Module (Dual Mode)
2 × DC Motor-25 6V/185RPM	22 × Socket Cap Screw M4x8	1 × 6P6C RJ25 cable-20cm
2 × Shaft Connector-4mm	14 × Socket Cap Screw M4x14	1 × 6P6C RJ25 cable-35cm
4 × Timing Pulley 90T	3 × Nut M4	1 × USB 2.0 A-Male to Micro B-Male Cable
2 × Tyre 68.5x22mm	1 × Nut M8	2 × Base Bracket B
38 × Track	4 × Countersunk Screw M3x8	1 × Battery Holder for (6)AA

Useful Links:

Instruction	http://learn.makeblock.cc/starter-robot-kit-bluetooth/
Bluetooth Control App	http://app.makeblock.cc
Arduino Library	https://github.com/Makeblock-official/Makeblock-Library
Scratch for Robot	http://learn.makeblock.cc/learning-scratch