Smart car chassis tracing car Robot car chassis with code disk, Ideal for DIY. This car is the tachometer encoder. With a 4 AA battery box (batteries not included). It can be used for distance measurement, velocity. Can use with other devices to realize function of tracing, obstacle avoidance, distance testing, speed testing, Wireless remote control. Size: 21 x 15…
2×2 Matrix Keyboard Module with 4 buttons Small in size and hence?Save space More convenient to use Expanded development application modules for single chip With 4 keys and 4 pin
Model: 21700 radiating battery spacer. Material: ABS/PC (Remarkable Flame Retardant Plastic). Bore Diameter: 21.75MM Combined them into many different sizes and shapes of the battery pack. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike!
Model: 26650 radiating battery spacer. Material: ABS/PC (Remarkable Flame Retardant Plastic). Bore Diameter: 26.3MM Combined them into many different sizes and shapes of the battery pack. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for EBike!
Model: 18650 radiating battery spacer. Material: ABS/PC (Remarkable Flame Retardant Plastic). Bore Diameter: 18.5mm Combined them into many different sizes and shapes of the battery pack. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike!
Model: 32650 radiating battery spacer. Material: ABS/PC (Remarkable Flame Retardant Plastic). Bore Diameter: 32.35MM Combined them into many different sizes and shapes of the battery pack. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike!