NOVEL LR1130/AG10 1.5V Button Cell Battery (PACK OF 10) The NOVEL LR1130/AG10 1.5V button cell battery (Pack of 10) is a reliable and versatile power solution for a wide range of compact electronic devices. Also known as the lr1130 button cell or lr1130 battery, it delivers steady and efficient performance for gadgets like wristwatches, calculators, electronic toys, key fobs, and medical instruments such as glucometers and thermometers. Thanks to its compact size and durable construction, the lr1130 cell ensures long-lasting power and consistent voltage output, making it a dependable choice for both consumer and industrial applications. Whether you’re replacing batteries in everyday gadgets or maintaining essential equipment, NOVEL LR1130 batteries provide the performance and reliability you can trust. Features: Works with devices using LR1130, AG10, or A76 cells Provides consistent 1.5V output for dependable operation Designed to retain charge over extended storage periods Fits easily into small electronic devices Ideal for watches, calculators, medical instruments, toys, and key

NOVEL LR44/AG13 1.5V Button Cell (PACK OF 10) The NOVEL LR44/AG13 1.5V Button Cell (Pack of 10) delivers dependable and long-lasting power for a wide range of small electronic devices. Each LR44 button cell battery ensures stable voltage and consistent performance, making it perfect for use in watches, calculators, medical devices, and LED keyring torches. Designed to be 100% mercury-free, these 1.5 volt LR44 batteries are safe for both users and the environment. Compact and efficient, this pack of 10 ensures you always have reliable power on hand for your everyday gadgets. Features: LR44 Button Cell Battery (1.5V) Pack of 10 batteries Provides consistent and dependable performance 100% Mercury-free for safe and eco-friendly use Compatible with key fobs, LED torches, thermometers, and more

NRF24L01 Adapter Board With the 3.3V VCC Adapter Board, you can utilize NRF24l01 type transceivers on 5V systems, such as Arduino. It functions by regulating the 3.3V input to 1.9~3.6V DC and includes bypass capacitors for dependable operation. This adapter board is particularly designed to work with the NRF24L01 transceiver module and features the Enhanced ShockBurst (ESB) protocol. It supports two-way data packet communication with packet buffering, packet acknowledgement, and automatic re-transmission of lost packets. Features It can be used with NRF24L01 wireless module Add core nRF24L01+ Breakout Adapter with onboard 3.3V Regulator Onboard 3.3V voltage regulator accepts your Arduino +5V supply and provides 3.3V for the attached nRF24L01+ module Allows for easy connection to nRF24L01+ modules Small power on SMD LED indicator On-Board Voltage Regulator: Voltage Regulator Input Voltage (connected to VCC): 4.8V to 12V Voltage Regulator Input Voltage Max: 15V (we recommend staying below 12V)

NRF24L01 Ultra-Low Power 2.4GHz RF Wireless Transceiver The NRF24L01 2.4GHz Antenna Wireless Transceiver Module is a compact and integrated IC designed for ultra-low power (ULP) RF transmission and reception in the 2.4GHz ISM band. It boasts a peak current of less than 14mA for both receiving and transmitting, a sub ?A power down mode, advanced power management, and a wide supply voltage range of 1.9 to 3.6V, which makes it a true ULP solution for achieving extended battery life, especially when running on coin cells or AA/AAA batteries. These RF modules are widely used by Arduino enthusiasts and are suitable for various wireless control applications, given their transceiver nature, allowing for data transmission and reception. The NRF24L01+ 2.4GHz Antenna Wireless Transceiver Module is compatible with different MCUs, including Arduino, Mbed, and ARM. It can be easily powered by mounting it over a 3.3V Adapter Board designed for the 24L01 Wireless Module. Features : Maximum operating speeds up to 2Mbps, GFSK modulation efficiency, Anti-interference ability, Particularly suitable for industrial control applications. 125 Channels, Multi-point communication, and frequency hopping to meet the communication needs Built-in hardware CRC error detection, Multipoint communication address control. Low-power 1.9 ~ 3.6V, only 1uA on Power down mode Built-in 2.4Ghz antenna Available software to set the address only received local Address when output data(Provide interrupt instruction), can be directly connected to a variety of microcontrollers, Software programming is very convenient. Built-in voltage regulator Standard DIP Pitch Interface for embedded applications. read our blog explaining the nrf24l01 pinout , which provides detailed information about the NRF24L01 wireless communication module, including its operations, features, applications, and versions. Note: VCC is a range of 1.9V~3.6V, do not exceed this range, otherwise, it will destroy the module. Communication pins other than Vcc and GND are 5v tolerant Applications: Wireless PC Peripherals Mouse, keyboards, and remotes 3-in-1 desktop bundles Advanced Media center remote controls VoIP headsets Game controllers Sports watches and sensors RF remote controls for consumer electronics Home and commercial automation Ultra low power sensor networks Active RFID Alarm and security systems Asset tracking systems Toys

NRF24L01 Ultra-Low Power 2.4GHz RF Wireless Transceiver The NRF24L01 2.4GHz Antenna Wireless Transceiver Module is a compact and integrated IC designed for ultra-low power (ULP) RF transmission and reception in the 2.4GHz ISM band. It boasts a peak current of less than 14mA for both receiving and transmitting, a sub ?A power down mode, advanced power management, and a wide supply voltage range of 1.9 to 3.6V, which makes it a true ULP solution for achieving extended battery life, especially when running on coin cells or AA/AAA batteries. These RF modules are widely used by Arduino enthusiasts and are suitable for various wireless control applications, given their transceiver nature, allowing for data transmission and reception. The NRF24L01+ 2.4GHz Antenna Wireless Transceiver Module is compatible with different MCUs, including Arduino, Mbed, and ARM. It can be easily powered by mounting it over a 3.3V Adapter Board designed for the 24L01 Wireless Module. Features : Maximum operating speeds up to 2Mbps, GFSK modulation efficiency, Anti-interference ability, Particularly suitable for industrial control applications. 125 Channels, Multi-point communication, and frequency hopping to meet the communication needs Built-in hardware CRC error detection, Multipoint communication address control. Low-power 1.9 ~ 3.6V, only 1uA on Power down mode Built-in 2.4Ghz antenna Available software to set the address only received local Address when output data(Provide interrupt instruction), can be directly connected to a variety of microcontrollers, Software programming is very convenient. Built-in voltage regulator Standard DIP Pitch Interface for embedded applications. Note: VCC is a range of 1.9V~3.6V, do not exceed this range, otherwise, it will destroy the module. Communication pins other than Vcc and GND are 5v tolerant Applications: Wireless PC Peripherals Mouse, keyboards, and remotes 3-in-1 desktop bundles Advanced Media center remote controls VoIP headsets Game controllers Sports watches and sensors RF remote controls for consumer electronics Home and commercial automation Ultra low power sensor networks Active RFID Alarm and security systems Asset tracking systems Toys

NRF24L01+PA+LNA SMA Wireless Transceiver Antenna The NRF24L01 module is a state-of-the-art RF module that uses Nordic Semiconductor's 2.4GHz transceiver , the NRF24L01+. This IC operates in the 2.4GHz band and comes with many new features, such as additional pipelines, buffers, and an auto-retransmit function. The board has a reverse-polarized SMA connector that maximizes the RF range, as well as a PA and LNA circuit, which enables long-distance communication when combined with an external antenna. The module comes with a 2DB 2.4G antenna and can achieve a communication distance of 800-1K meters with a transmission rate of 250Kbps on open-air. It is an affordable and user-friendly option for setting up a wireless communication system, striking a good balance between cost and wireless transition performance. The nRF24L01+ module is compatible with various systems, including MCU/ARM/PIC/AVR/STM32, and its power amplifier and SMA antenna design allow for wireless communication up to 1000 meters without barriers. Features : It uses 2.4GHz global open ISM band, with license-free. Transmit power is greater than +20 dBm. Support six-channel data reception. 2Mbit/s speed makes high-quality VoIP possible Multi-frequency points: 125 frequency points meet the needs of multi-point communications and frequency hopping. Low cost: integrated with high-speed signal processing parts associated with RF protocol, such as: automatically re-send lost packets and generate acknowledge signal; SPI interface facilitates the communication with MCU I/O port. Facilitate the development for customers, without development RF part. Software programming is fully compatible with NRF24L01 modules.

NRF51822 Bluetooth module The NRF 51822 BLE 4.0 Bluetooth Module Wireless Low-power Development Board is a versatile wireless module optimized for ultra-low power wireless applications. It utilizes the nRF 51822, which is a multiprotocol Bluetooth® 4.0 low energy/2.4 GHz RF SoC developed by Nordic Semiconductor. Built around the nRF 51822 SoC, the Core51822 wireless module provides an easy-to-use interface for developers who want to incorporate Bluetooth connectivity into their projects. This module is ideal for wireless sensors, health and fitness trackers, smart home automation, and more. One of the standout features of the nRF 51822 is its ultra-low power consumption. With less than 10 µA power consumption in sleep mode, the nRF 51822 can operate for several years on a single coin cell battery. Designed to be user-friendly and integrate seamlessly with existing projects, the Core51822 module includes all necessary components, such as an onboard antenna, voltage regulator, and crystal oscillator. Additionally, it has several input and output pins that can be used to connect to other devices and sensors, making it a versatile option for various applications. Features: 2.4 GHz multiprotocol RF transceiver ARM® Cortex M0 32 bit processor 128 bit AES HW encryption 256kB flash & 32kB RAM Programmable Peripheral Interconnect (PPI) 10 bit ADC Programmable output power: -20 to +4 dBm Independent application development and protocol stack Fully compatible with NRF24L series Pinout compatible with NRF51xxx series Global separate power management Onboard Antenna Applications: Wearable devices Bluetooth intelligent application Mobile phone accessories RFID labels Smart home appliances Industry control Data acquisition system

NRF51822 BLE4 2.4GHz Bluetooth 4.0 Module The NRF51822 BLE4 2.4GHz Bluetooth 4.0 Module is a wireless module that uses the nRF51822 chip. This chip is a low power multiprotocol Bluetooth 4.0/2.4 GHz RF system-on-chip designed for wireless applications that require ultra-low power consumption. The module has a communication distance of up to 30 meters in open outdoor conditions at a data rate of 1M and operates on a frequency range of 2.4GHz with an operating voltage of 2.0V to 3.6V. The Bluetooth module is fully compatible with the NRF24L series and pinout compatible with NRF51xxx series, making it suitable for various applications such as wearable devices, Bluetooth intelligent applications, mobile phone accessories, RFID labels, smart home appliances, industry control, and data acquisition systems. The nRF51822 chip is built around a 32-bit ARM Cortex-M0 CPU with 256KB flash and 16 KB RAM. It has a flexible 2.4 GHz radio that supports Bluetooth Low Energy and 2.4 GHz, and is fully supported by the Bluetooth LE and ANT software development kit. Features Based on the nRF51822 SoC, a multi-protocol Bluetooth low energy/2.4 GHz dedicated RF single-chip solution Supports Bluetooth Low Energy (BLE) 4.0, a low-power, low-data-rate wireless protocol designed for IoT devices Equipped with a 2.4 GHz multiprotocol RF transceiver Contains an ARM Cortex M0 32-bit processor Includes 128-bit AES HW encryption for security Has 256kB flash and 16kB RAM for storage and processing Features programmable peripheral interfaces for flexibility Can communicate up to a distance of 30 meters in open outdoor environments with a 1M data rate Widely used in various applications such as PC peripherals, internet TV, toys, remote controls, sports/fitness/health sensors, and automation. Applications: Wearable devices Bluetooth intelligent application Mobile phone accessories RFID labels Smart home appliances Industry control Data acquisition system

NRF51822 Ibeacon Wireless Bluetooth Module The NRF51822 iBeacon Wireless Bluetooth Module is a low-power, multi-protocol wireless system-on-chip (SoC) that is designed for Bluetooth low energy and 2.4GHz ultra-low-power wireless applications. This module is ideal for commercial advertising and indoor location-based services due to its accurate hardware and robust firmware. This NRF is a general-purpose, ultra-low power SoC that is ideally suited for Bluetooth Low Energy and 2.4 GHz proprietary wireless applications. This module is based on Nordic's high-performance wireless SOC chip NRF51822 and is a complete low-cost, low-power design for Bluetooth low-energy applications. The NRF51822 module is ultra-compact at 20mm diameter and can run from CR1632 coin-cell batteries, making it an ideal solution for wearable devices, IoT sensors, and other battery-operated devices. The NRF51822 is a multiprotocol SoC with Bluetooth Low Energy (BLE) and a 2.4GHz transceiver that supports both chip solutions and module solutions. If you're interested in programming the NRF51822 iBeacon module, note that Core Bluetooth is a fairly low-level framework and not very easy to learn. Applications: Indoor navigation Mobile payment In-store shopping guide Flow analysis 1 x NRF51822 Ibeacon Wireless Bluetooth Module

NUCLEO-L432KC STMicroelectronics The NUCLEO-L432KC STM32 Nucleo-32 board is the ideal option for developing unique prototypes and testing out new ideas using the powerful STM32 microcontroller. It provides an inexpensive and adaptable solution to test new ideas and develop inventive prototypes. What makes the NUCLEO-L432KC stand out is its seamless integration and expandability. Because of its Arduino Nano interface, the STM32 Nucleo platform can be easily expanded to include a wide range of specialized shields. The integrated ST-LINK/V2-1 debugger and programmer eliminate the need for extra debugging tools which simplifies your workflow and increases development efficiency. The STM32L432KC board comes with a comprehensive STM32 HAL library and various software examples to kickstart your development. You'll also have direct access to ARM® mbed™ online resources. Buy NUCLEO-L432KC STMicroelectronics now and join the community of innovators at Iotcart.