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[Discontinued] SainSmart DC3.3-12V 2Channel 2CH Speed Detection Sensor Module Board Hot on Sale

$6.38

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SKU: US-11091739028 Categories: ,
Description

Description

[Discontinued] SainSmart DC3.3-12V 2Channel 2CH Speed Detection Sensor Module Board

Description:

  • With output status indicator light, lower level, light on; High level, light off.
  • Obscured output low, unobstructed output high
  • The comparator output, the signal is clean, the waveform, driving ability, more than 15mA
  • With fixed bolt hole for easy installation
  • Can widely be used in dynamo speed detecting or mcu DIY project

Specification:

Product Name Speed Sensor Module
Chip LM393
Working Voltage DC 3.3-12V
Channel Number 2
PCB Size 3.1 x 1.6cm/1.2″ x 0.63″(L*W)
Materials PCB
Main Color Blue
Net Weight 4g
Package Content 1 x Sound Sensor Module
Shipping & Delivery

We accept returns on non-sale items that are in original packaging, unused, and unwashed within 30 days of receipt. Please follow our returns/exchanges process below. If items do not meet our requirements for return, they will be shipped back to you in lieu of a refund. Shipping and handling charges are non-refundable (exceptions may apply).

Returns & Exchanges Process: If item(s) fit within our returns guidelines found in the Returns. Please allow 7-10 business days for the credit to appear on your account after your return is processed.