Product Specifications:All the discs are made from selected copper, ensuring excellent conductivity and long-lasting use.27mm brass outer diameter plate and ceramic inner diameter plate. Piezoelectric buzzer film. Can be fitted to used acoustic guitars, CBGs, drums, etc.Excellent accessory for acous..
Product Specification:Omni directional, any angle can triggerThis switch is suitable for small current trigger circuitWorking voltage: 3.3V ~ 5VComponent model: SW-18015PPackage Include 1 x Shock Sensor Module..
Product Specification:Dimming principle is to use the principle of two modules brightness changes for pwm.Mercury switches provide a digital signal that triggers the PWM , through the program design, We can see the light like two cups filled with the effect of shuffling back and forth.Working Voltag..
Product Specification:A module with an auto-flash LED that can flash up to 7 colors. 2) No programming needed. Just connect it with power supply and it'll work.Working voltage: 3.0 - 5V5mm round head LED.Light color: Pink, yellow, green (highlight), etc. Lens type: White mistPackage Include 1 x 7 Co..
Product Specification:This module integrates DHT11 sensor and other required components on a small PCB. The DHT11 sensor includes a resistive-type humidity measurement component, an NTC temperature measurement component and a high-performance 8-bit microcontroller inside, and provides calibrated dig..
Product Specification:The output format: digital switching outputs (0 and 1)The working voltage of 3.3V-5VWorking distance: 1.5 MApply to switchboard, duplicator, washing machine, refrigerator, camera, electronic scale, gas meter and water meter, etcPackage Include 1 x Mini Reed Switch Module..
Product Specification:This project uses bright infrared (IR) LED and a phototransistor to detect the pulse of the finger, a red LED flashes with each pulse. Pulse monitor works as follows: The LED is the light side of the finger, and phototransistor on the other side of the finger, phototransistor u..
Product Specification:The module detects the distance 2 ~ 30cm, detection angle 35 °, the distance can detect potential is adjusted.The output port OUT sensor module can be directly connected to the microcontroller IO port, and can directly drive a 5V relay.When detecting direction meet with obstacl..
Product Specification:Using infrared reflective sensor TCRT5000working voltage of 3.3V-5VThe output format: digital switching outputs (0 and 1)With a multi-turn precision potentiometer adjustable sensitivity adjustmentUsing a wide voltage LM393 comparator..