D2-1 DIY Electric Tracking Car Photosensitive Robot Parts, Electric Tracking Car

D2-1 DIY Electric Tracking Car Photosensitive Robot Parts, Electric Tracking Car1. Two pairs of light emitting diodes and light sensitive circuits are used as sensors. 2. Using photoresistor device, high sensitivity and stable performance. 3. DC motor with gear reduction, easy to control. 4. Complete smart tracking line car kit, easy to install. 5. During the assembly process, you can not only be familiar with the mechanical principles, but also gradually learn related electronic knowledge such as photoelectric sensors, voltage

General Compatible with Samsung: Galaxy J2

shock resistance

Built-in high-performance chip

durable and not easy to deform

This protective film has high light transmittance

1 bench (other accessories are not included)

It is very popular for its unique texture and novel style

3) Injury care

for FX35/FX50

40HQ: 1403 cartons * 10 pcs = 14030 pcs

The 8 Pin audio charge adapter offers dual functionality for charging and listening to your iPhone or iPad

rechargeable type: built-in rechargeable Ni-MH battery