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Important: This product was previously known as the Gravity Analog pH Kit
1 × Humidity Sensor Module HR202
That makes it a practical step up when you want more power than an Arduino-class AVR board without moving to a much larger board
Compact builds: Perfect for drones
DC DC 5A Constant Current LED Driver Module liquid level switch Important: This product was previouslyBecause these boards have both constant current and constant voltage modes, you can use them to directly drive power LEDs, as they will limit the current through the LED. This board can be used as a: Constant current LED driver Adjustable power supply module with ability to cut off if exceeds preset current limit Battery charger SPECIFICATIONS: Input voltage: 4~38V Output voltage: 1. 25~36V continuously adjustable Output current: adjustable, 5A Output
US$ 89.89
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US$ 167.95
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