Description: The module uses genuine quality relay, normal open interface maximum load: AC 250V/10A, DC 30V/10A. The chip optocoupler isolation, strong driving ability, stable performance, trigger current 5mA. Working..
Description: Support Arduino U N O and other expansion boards can make beautiful luminous experiments. Size: 23 x 21mm Color of lamps: purple, green, blue and yellow. LED:2m 20 long LED lights Voltage: 5V Input: d..
Description: Input Voltage: AC182-265VOutput Power: 5WOutput Current: 60MAWorking Frequency: 50/60HZWorking Temperature: -20-80℃Board Size: 28*20mm Feature: 1. The combination of sound and light control, when the light is strong, ..
Feature:You can do a lot of interactive project, the most commonly used is for sound and light shows.Try to the experiment with digital sound.Buzzer module make the simplest sound.Just change the frequency, you can hear different ..