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4tronix Line Sensor / Follower Add On Pack

4tronix Robo:Bit for BBC micro:bit and Accessories – 4tronix RBITL, When used with the Robo:Bit buggy the Line Follower Sensor Pack (75-0127) uses two line sensors to follow a black line and keep the buggy on track. You can write more complex programs that behave as required when you meet a T-junction or crossroads. 4tronix Line Sensor / Follower Add On Pack

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