• Lipo Charger Shield for Arduino Uno R3 Clone Rev 2

    Lipo Charger Shield for Arduino Uno R3 Clone Rev 2

    Lipo Charger Shield. Directly plugs into Arduino Uno R3. Charge rate set with solder jumpers. Use with any MCU through tapping the VIN pin for power. VIN pin takes either

    20 Comments

    5 Stars


  • WeMos D1 mini template

    WeMos D1 mini template

    WeMos D1 Mini: LiPo Battery, OLED Display, and Debounced Button System (Final Schematic & Ready for Production)

    100 Comments

    4 Stars


  • WLED RGB LED DRIVER.

    WLED RGB LED DRIVER.

    Compact ESP32-S3 Camera Controller with Joystick, LiPo & USB-C (XIAO Footprint)

    &

    1 Comment

    3 Stars


  • Drone

    Drone

    This PCB is for a quad copter drone. The drone will use a 4S lipo battery as a power supply and each of the motors will use 30Amp ESC's. The microcontroller that handles the RF signals is a Raspberry Pi Pico.

    211 Comments

    2 Stars


  • SparkFun LiPo Charger

    SparkFun LiPo Charger

    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 batteries.

    7 Comments

    1 Star


  • Lipo Battery

    Lipo Battery

    3.7 V Lithium-Ion Polymer Battery Rechargeable (Secondary) 5500mAh

    1 Comment

    1 Star


  • Speedy AI Pendent

    Speedy AI Pendent

    Product Type: Wearable AI pendant Primary Function: Records audio, generates transcripts, and organizes information about daily interactions User Interaction: Input: Activation button Output: RGB LED ring, Bluetooth link to phone Key Features: Audio Recording: Activated by button press Transcription: Converts audio to text Sentiment Analysis: Embedded AI evaluates sentiment Information Management: Filters essential information and action items Technical Specifications Form Factor: Wearable pendant Display: RGB LED ring around the edge Sensors: 2 Microphones 1 Button Connectivity: Bluetooth for phone linkage Wi-Fi USB-C for charging Wireless Protocol: Wi-Fi, Bluetooth Battery Type: LiPo 2000 mAh Battery Life: 6 hours of continuous use Charging Method: USB-C Operating Voltage: 3.3V Operating Conditions: Temperature Range: -10°C to 70°C Humidity: 10 to 90% Software: Python for AI and processing Compliance: RoHS, FCC, CE Reliability: 20,000 hrs Life Cycle Expectancy: 10 years AI Capabilities Speech to Text Recognition: Converts audio input to written text Embedded AI Sentiment Analysis: Evaluates the mood or sentiment expressed in the text Essential Information Filtering: Identifies and segregates crucial data and actionable items Power Consumption and Efficiency Power consumption must align with battery capacity to ensure 6 hours of continuous operational use.

    5 Comments

    1 Star


  • Raspberry Pi Pico Combat Robot PCB

    Raspberry Pi Pico Combat Robot PCB

    A Raspberry Pi Pico based combat robot platform using a LiPo battery, motor driver, DC motors, and ESCs.

    4 Comments

    1 Star