2 ms·

They use optical measurement, are reasonable in pricing. Outputs are UART, PWM and analoge. They have pins with 2.54mm spacing if that helps you.

• AYBABTME 8y ago
  Would you use something else if you meant to solder something on a PCB for medium scale production?
  • gsich 8y ago
    Don't know. There are chemical sensor with a heating element, but those usually suck.