Product Description10-in-1 UNO Module Kit Buzzer Terminal Block DS18B20 Digital Module For Arduino Note: This kit does not includes any instructions, please note about this before order. Package includes: 1 x Mega V4 expansion board (small) 1 x Arduino compatible 5V relay module 1 x Arduino compatib..
Product DescriptionFeatures:Using two imported 7805 three-terminal voltage regulator chips, the error of output voltage is small, generally in the range of 4.95V-5.05V, the maximum output current is 3A, the module input voltage is 7V-35V, and the AC is 5V-24V.The smaller the voltage difference betwe..
Product DescriptionFeature: Model: AUL-10Supply voltage: DC9V-12VAudio input:0~1.5VrmsPCB size: 66 x 28mm (L x W)Light row size: 62.5 x 5 x 10.7mm (L x W x H)Two indication modes: bar indication and fire spot indication (Realized by MOD short-circuit point)Lamp row offers two kinds of vertical and h..
Product DescriptionDescription: This suite converts sound signals into radio signals, and restores sound to another place by wireless means using a normal FM radio.It is interesting and can also learn electronic technology to improve practical ability.The following are common uses: wireless mic..
Product DescriptionDescription: Operating voltage: 12V Dashboard size: 5.4 * 3.1CM Light board size: 3.5 * 2.6CM Flashing Mode Strobe Kit:( flicker frequency is adjustable) Flash 2 times left and right flash 2 times, all bright 1 time Strobe Kit , a control panel plus three light board (highl..
Product DescriptionFeatures:Using two imported 7805 three-terminal voltage regulator chips, the error of output voltage is small, generally in the range of 4.95V-5.05V, the maximum output current is 3A, the module input voltage is 7V-35V, and the AC is 5V-24V.The smaller the voltage difference betwe..
Product DescriptionNote: This is a DIY kit, you need to assemble it, easy to install, not supply instructions.Working principle: When no light hits the photosensitive resistor, the transistor turns on and the buzzer gets the power to start tweeting. When there is light on the photosensitive resistor..
Product DescriptionFeatures:The infrared sensor switch detects whether the infrared signal is reflected and emitted to determine whether there is an object in front , so as to control the switching operation of the relay used in the faucet , the automatic dry hands and other equipment .Specification..
Product DescriptionDescription: Three-person voting device, designed with 74HC00 + 74HC10, three judges each control one of the three buttons S1, S2, S3, with the principle of minority subordinate to the majority of voting events, press agree, otherwise disagree. If the vote is passed, the LED ..
Product Description 3Pcs MAX7219 Dot Matrix Module DIY Kit SCM Control Module For Arduino Descriptions : The MAX7219 is an integrated serial input / output common-cathode display driver, it is connected to a microprocessor with 8digit 7segment digital LED display can also be connected to the bar..
Product DescriptionFeatures:Using two imported 7805 three-terminal voltage regulator chips, the error of output voltage is small, generally in the range of 4.95V-5.05V, the maximum output current is 3A, the module input voltage is 7V-35V, and the AC is 5V-24V.The smaller the voltage difference betwe..