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Showing 21-40 of 48 products · 12 unavailable products hidden
Adafruit ESP32-S2 Reverse TFT Feather
The Adafruit ESP32-S2 Reverse TFT Feather places a 1.14" IPS colour TFT display (240×135 pixels, ST7789) on the back of the board, making it ideal for panel-mounted projects where the screen faces outward through an enclosure. Three user buttons (D0, D1, D2) alongside the display provide a comple...
4-Channel Universal Fast Charger with LCD
This 4-channel universal charger handles Ni-MH, Ni-Cd, Li-ion, and LiFePO4 cells simultaneously across four independent slots. Each battery is monitored individually by a microprocessor with precise Pulse Width Modulation (PWM) control, ensuring safe and efficient charging. A single Li-ion or LiF...
Lithium Ion Battery - 3.7v 2000mAh
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Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charged to 3.7V. This battery has a capacity of 2000mAh. If you need a larger (or smaller!) battery, we have a full range of LiPoly batteriesThe batteries ...
Lithium Battery Charger
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The Lithium Battery Charger can charge 3.7V LiPo battery at a rate of 500mA per hour. It is designed to charge single-cell Li-Ion or Li-Polymer batteries. Check the datasheet below to see if it will wo...
ESP32-C6-DevKitC-1-N8 - 8MB SPI Flash
The ESP32-C6-DevKitC-1-N8 is an entry-level development board equipped with ESP32-C6-WROOM-1, a general-purpose Wi-Fi + Bluetooth LE RISC-V MCU module that integrates complete Wi-Fi and Bluetooth LE functions. This board integrates complete Wi-Fi, Bluetooth LE, Zigbee, and Thread functions....
DFRobot Solar Power Manager Kit with 9V Panel
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Build a compact off-grid power supply for embedded electronics, IoT nodes and low-power projects with this solar power management kit from DFRobot. It combines a Solar Power Manager board for 9V/12V/18V panels with a compact 9V 220mA solar panel.The controller integrates constant-voltage MPPT sol...
LM3671 3.3V Buck Converter Breakout - 3.3V Output 600mA Max
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Your power supply problems just got SUPER SOLVED! This 3.3V Buck Converter Breakout board is great for supplying power to low voltage circuits from a single Li-Ion cell battery or USB power. This chip provides up to 600-mA load current across the entire input vol...
USB LiIon/LiPoly charger [v1.2]
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This is a Lithium Ion and Lithium Polymer battery charger based on the MCP73833. It uses a USB mini-B for connection to any computer or 'USB wall adapter'. Charging is performed in three stages: first a preconditioning charge, then a constant-current fast charge and finally a constant-volta...
Circuit Playground Snow Globe Kit
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An electronic snow globe kit that combines a Circuit Playground Express with a clear, durable plastic globe. Programme light and sound effects using MakeCode's drag-and-drop block editor — no soldering or coding experience required. Fill the globe with water, glitter, and glycerine for a working ...
Pico - Uninterruptible Power Supply
Uninterruptible Power Supply For Pico Keeps Your Pico Running While Recharging, Monitoring Battery Status Via I2C Features At A Glance The Pico-UPS-A is a dedicated UPS (Uninterruptible Power Supply) module designed for Raspberry Pi Pico. It incorporates Li-ion battery swi...
Solar Power Manager with Panel (5V 1A)
Note: Includes Solar Power Manager 5V and Semi Flexible Monocrystalline Solar Panel (5V 1A). The DFRobot Solar Power Manager series are designed for IoT projects and renewable energy projects, providing safe and high-efficiency embedded solar power management modules for makers and application...
SparkFun Adjustable LiPo Charger
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s adjustable, this charger will be able to safely charge most of our single-cell batteries with ease. With its onboard charge rate selector, you will be able to set the ma...
SparkFun USB LiPoly Charger - Single Cell
The SparkFun USB LiPoly Charger is a single-cell Li-Ion/Li-Polymer battery charging board based on the MCP73831T. It charges 3.7V LiPo cells at a selectable rate of 500 mA or 100 mA via a solder jumper, with power input from either USB or a barrel jack connector. The board includes a SYS OUT JST...
10 x JST-PH 2-Pin SMT Right Angle Connector Black
A 10-pack of JST-PH 2-pin SMT right-angle connectors. This is the standard connector used on single-cell LiPo and Li-Ion batteries, making it essential for any battery-powered project. The right-angle orientation and surface-mount pins keep wiring neat and low-profile. Compatible with JST-PH 2-p...
Lithium Ion Battery - 110mAh
This is a very small, extremely light weight battery based on Lithium Ion chemistry. This is the highest energy density currently in production. Each cells outputs a nominal 3.7V at 110mAh! Comes terminated with a standard 2-pin JST-PH connector - 2mm spacing between pins. These batteries require...
Smart Charger for 18650 4.2V Li-ion battery with 2 x 18650
FeaturesIndependent Charging: Each of the four slots operates independently, allowing simultaneous charging of different battery sizes or charge levels.LED Indicator Lights: Red – Charging Green – Fully Charged Safe Charging Technology: Automatic stop when fully charged Cut-off voltage: 4.23...
SparkFun LiPo Charger Basic - Mini-USB
A simple single-cell LiPo/Li-Ion battery charger based on the MCP73831T charge controller IC. Connect a battery via the JST connector, plug in a Mini-USB cable for power, and the board handles charging automatically with a status LED to indicate progress. Key Features MCP73831T Charge Controll...
SparkFun LiPo Charger Basic - Micro-USB
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic is stripped down of all features and just does one thing well - charge 3.7V LiPo cells at a rate of 500mA. It is designed to charge single-cell Li-Ion or Li-Polymer ba...
18650 3.7v li-ion rechargeable battery with charge protection
A standard 18650 lithium-ion rechargeable battery with a built-in protection circuit for safe operation. The integrated PCB provides overcharge, over-discharge, and short-circuit protection, making it a reliable power source for electronics projects and portable devices. Key Features 2500 mAh ...
RFID Reader with Cards Kit- 13.56MHz
This RFID kit includes a 13.56M RF reader module, which use the RC522 IC, plus 2 S50 RFID cards to help you learn and add the 13.56 MHz RF transition to your project. The MF RC522 is a highly integrated transmission module for contactless communication at 13.56 MHz, it supports ISO 14443A/MIFARE ...