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It comes with on board potentiometer to adjust the sensitivity
Temperature : -25 °C to +70 °C
This is a MAX3232-based level shifter for converting TTL-level serial to standard RS-232 serial
The total pH scale ranges from 1 to 14
Speed Encoder Disk 644 It comes with on boardIntroduction : Speed Encoder Disk. Suitable for yellow plastic gear dc motor.
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