DFRobot Cherokey 4WD Arduino Basic Robot Kit

• Aluminum alloy body
• Controller: Romeo BLE
• Microcontroller: ATmega328P
• Board: Arduino UNO
• Controller operating voltage: 5V
• Controller input voltage (recommended): 7 ~ 12V
• Ultrasonic sensor detecting range: 4cm–3m (3–5 m is possible, depending on situation)
• Rotation range: 0–180º
• Maximum load: 500 g
• Dimensions, assembled: 8.7 x 6.9 x 6.7 in (22 x 17.5 x 17 cm)
• Weight (excluding battery): 27.2 oz (772 g)

TT Geared Motors

• Operating voltage range: 3~7.5V
• Rated voltage: 6V
• Max no-load current (3V): 140 mA
• Max no-load current (6V): 170 mA
• No-load speed (3V): 90 rpm
• No-load speed (6V): 160 rpm
• Max output torque: 0.8 kgf.cm
• Max stall current: 2.8 A
• Rated load: 0.2 kgf.cm
• Operating temperature: -10~+60 ℃
• Storage temperature: -30~+85 ℃
• Motor type: 130
• Output mode: 2 sides
• Gear ratio: 1:120
• Max diameter of output axle: 5.4 mm
• Net weight: 45 g

• Romeo BLE (Arduino Compatible Atmega 328) (DFR0305)
• DF05BB Standard Servo (5 kg) (SER0020)    
• URM37 V4.0 Ultrasonic Sensor (SEN0001)       
• URM ultrasound mounting bracket (FIT0006)    
• Cherokey 4WD chassis
• Cherokey expansion plate
• 2 aluminum side panels
• 4 aluminum connecting rods
• DC barrel jack adapter - female (FIT0151)    
• 5 x AA battery holder
• PH-2.0 to DC-2.2 adapter
• Screws kit
• 4 micro DC geared motors (FIT0016)
• Motor wire
• 4 rubber wheels (FIT0003)
• 10-pack of jumper wires 9" F/F (FIT0030)
• Magnet micro USB cable 1.2 m (FIT0351-OE)