d2-1 smart intelligent trcking line follower sensor obstacle avoidance module for arduino reflectance optical switch robot car

d2-1 smart intelligent trcking line follower sensor obstacle avoidance module for arduino reflectance optical switch robot car
sku: 502650955
$27.67
Shipping from: China
   Description
multimeters multimeters d2 1 smart intelligent trcking line.we offer the wholesale price, quality guarantee, professional e-business service and fast shipping . you will be satisfied with the shopping experience in our store. look for long term businss with you.
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