Active buzzer module  An Active Buzzer Alarm Module for Arduino is an audio signaling device, which may be mechanical, electromechanical, or piezoelectric.it is a 3.3V-5V DC Electronic Part Active Buzzer Module. This active buzzer rings out as long as it is electrified. Compared with a passive buzzer, it is a bit expensive but easier to […]

Specifications: Support 3.3V, 5V Chipset: FT232RL USB power has over current protection, using 500MA self-restore fuse RXD/TXD transceiver communication indicator Pin definition: DTR,RXD,TX,VCC,CTS,GND Pitch:2.54mm Module Size: About 36mm(length)*17.5mm(width) Interface : Mini USB Pin definition: DTR,RXD,TX,VCC,CTS,GND Pitch:2.54mm Module size:36mm(length)*17.5mm(width) Package: 1x FT232RL FTDI USB 3.3V 5.5V to TTL Serial Adapter Module for Arduino Mini Port.

This is ESP WROOM 32 targets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming, and MP3 decoding. At the core of this module is the ESP32 chip, which is designed to be scalable and adaptive. There are 2 CPU cores that can be individually […]

– Ultra-small 802.11b/g/n Wi-Fi + BT/BLE SoC module – Low-power dual-core 32-bit CPU for application processors – Up to 240MHz, up to 600 DMIPS – Built-in 520 KB SRAM, external 4M PSRAM – Supports interfaces such as UART/SPI/I2C/PWM/ADC/DAC – Support OV2640 and OV7670 cameras with built-in flash – Support for images WiFI upload -Support TF […]

Specifications: 802.11 b/g/n protocol Wi-Fi 2.4 GHz, support WPA/WPA2 Super small module size (11.5mm x 11.5mm) Integrated 10-bit ADC Integrated TCP/IP protocol stack (ipv4 only at the moment) Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLL, regulators, and power management units +20dBm output power in 802.11b mode Supports antenna diversity Deep […]

The Development Kit based on ESP8266, integates GPIO, PWM, IIC, 1-Wire and ADC all in one board. USB-TTL included, plugNplay 10 GPIO, every GPIO can be PWM, I2C, 1-wire PCB antenna Open-source Interactive Programmable Low cost Simple & Smart Wi-Fi enabled Arduino-like hardware IO Advanced API for hardware IO, which can dramatically reduce the redundant […]

Serial Bluetooth module for Arduino and other microcontrollers Operating Voltage: 5V Operating Current: 30mA Range: <100m Works with Serial communication (USART) and TTL compatible Follows IEEE 802.15.1 standardized protocol Uses Frequency-Hopping Spread spectrum (FHSS) Can operate in Master, Slave or Master/Slave mode Can be easily interfaced with Laptop or Mobile phones with Bluetooth Supported baud […]

Infrared Obstacle Avoidance Proximity Sensors Module has builtin IR transmitter and IR receiver that sends out IR energy and looks for reflected IR energy to detect presence of any obstacle in front of the sensor module. The module has on board potentiometer that lets user adjust detection range. The sensor has very good and stable […]

Complete Pulse Oximeter and Heart-Rate Sensor Solution Simplifies Design Integrated LEDs, Photo Sensor, and High-Performance Analog Front -End Tiny 5.6mm x 2.8mm x 1.2mm 14-Pin Optically Enhanced System-in-Package -Ultra-Low-Power Operation Increases Battery Life for Wearable Devices Programmable Sample Rate and LED Current for Power Savings Ultra-Low Shutdown Current (0.7μA, type) -Advanced Functionality Improves Measurement Performance […]

Support Micro SD Card, Micro SDHC card (high-speed card) The level conversion circuit board that can interface level is 5V or 3.3V Power supply is 4.5V ~ 5.5V, 3.3V voltage regulator circuit board Communication interface is a standard SPI interface 4 M2 screw positioning holes for easy installation Control Interface: A total of six pins (GND, […]

Product details of RXB6 433 MHz RF Transmitter & Receiver Module Range in open space: Up To50 Meters RX IF Frequency: 1MHz Very Stable Operating Frequency Low Current Consumption (Typ 11mA) Wide Operating Voltage (1.5- 3.3v-5v) Package Includes: 1 x 433Mhz RSI Wireless Transmitter Receiver Module.