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The ULN2003 is high-voltage
Most sensors can only detect one or the other
Auto-sensing electrical equipment
or in wet conditions
No optical filters are needed
Pro Mini 328 - 5V/16MHz zero The ULN2003 is high-voltageDescription The Arduino Pro Mini is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not have connectors populated, so you can solder in any connector or wire with any orientation you need. We recommend first time Arduino users start with the Uno R3. Its a great board that will get you up and running quickly. The Arduino Pro series is meant for users that understand the limitations of system voltage (5V), lack of connectors, and USB
US$ 95.00
US$ 32.99
US$ 32.99
US$ 32.99
US$ 32.99
