This pack includes: 2 pcs 6-pin lengthen female headers 2 pcs 8-pin lengthen female headers They all have 2.54mm spacing between pins and they are the perfect height for clearing the USB-B connector and great for stacking multiple shields.Their long legs also make it enough to connect a shield to an Arduino Main Board.
Active Buzzer is an integrated structure electronic transducers, DC voltage supply, widely used in computers, printers, copiers,
alarms, electronic toys, automotive electronic equipment, telephones, timers and other electronic products for sound device.
The module is used for charging of single lithium battery or multiple lithium batteries in parallel, and the charging port can take power from the USB port. output USB micro usb input / usb output / and charging lipo
Chainable RGB LED Twig is based on P9813 chip which is a full-color light source LED driver chip, can provide constant current drive and modulated output of 256 gray. Transmission by wire (DATA and CLK), built-in recycling, can enhance the transmission distance.
This module uses the newest 2.4GHz transceiver from Nordic Semiconductor, the nRF24L01+.This transceiver IC operates in the 2.4GHz band and has many new features! Take all the coolness of the nRF2401+ and add some extra pipelines, buffers, and an auto-retransmit feature.