All Products
Showing 21-40 of 48 products · 12 unavailable products hidden
Adafruit MAX17048 LiPoly / LiIon Fuel Gauge and Battery Monitor
The Adafruit MAX17048 LiPoly/LiIon Fuel Gauge and Battery Monitor gives you accurate battery voltage and charge percentage readings for your 1S 3.7–4.2V lithium polymer or lithium ion battery. Instead of guessing remaining capacity from a non-linear voltage curve, this smart sensor does the maths...
DC-DC Charge Discharge Integrated Module (5V/2A)
This is a DC charging and discharging integrated module, with 5V normally open output, which is not affected by load access and has a maximum load current of 2A. It features 4 levels of charge/discharge electricity indication and button-controlled output. The module comes with a built-in power ma...
Witty Pi 4 L3V7 - RTC & Power Management for Raspberry Pi
Witty Pi is an add-on board that adds real time clock and power management to your Raspberry Pi. It can define your Raspberry Pi’s ON/OFF sequence and significantly reduce energy use. Witty Pi 4 L3V7 is the new member of the fourth generation of Witty Pi, and it is designed to work with 3.7V Lith...
Lithium Ion Battery Pack - 3.7V 4400mAh
Need a big battery for your project? This lithium ion pack is made of 2 balanced 2200mAh cells for a total of 4400mA capacity! The cells are connected in parallel and spot-welded to a protection circuit that provides over-voltage, under-voltage and over-current protection. Each cell can provid...
Lithium Ion Polymer Battery - 3.7v 1200mAh
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 1200mAh for a total of about 4.5 Wh.The batteries come pre-attached with a genuine 2-pin JST-PH connector a...
Lithium Ion Polymer Battery - 3.7v 500mAh
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 500mAh for a total of about 1.9 Wh. If you need a larger (or smaller!) battery, we have a full range of LiP...
Lithium Ion Polymer Battery - 3.7v 2500mAh
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 2500mAh for a total of about 10 Wh. If you need a smaller battery, we also have a 1200mAh model The batter...
Single Li-Ion and LiPoly Battery Power Meter
This small, palm-sized battery power meter has a small display that shows off how much juice is left in your single Lithium Ion/Polymer rechargeable battery. The color display has four levels of power indication once battery capacity becomes 100%, 75%, 50%, and 25%. When power is below 25%, only ...
Lithium Ion Polymer Battery Ideal For Feathers - 3.7V 400mAh
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 400mAh for a total of about 1.9 Wh. If you need a larger (or smaller!) battery, we have a full range of LiP...
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...
14500 Rechargeable Li-Ion Battery 800mAh 3.7V Nipple
A 14500-size rechargeable lithium-ion battery with 800mAh capacity and 3.7V nominal voltage. The 14500 form factor is the same size as a standard AA battery, making it a common choice for LED torches and other compact devices that accept this cell type. This cell has a nipple (button-top) positiv...
18650 Battery Protection Module (12V 10A)
A 3S (3-series) battery protection module designed for connecting three 18650 or polymer lithium-ion cells in series to create a 12 V rechargeable battery pack. The board provides overcharge, over-discharge, overcurrent, and short-circuit protection to safeguard your battery pack during charging ...
UPS Hat for LattePanda 3 Delta / 2 Alpha / 2 Delta Single Board Computer
Have you ever been disrupted by a sudden power outage while working? If so, the LattePanda UPS Hat is your best choice!The LattePanda UPS Hat is compatible with the LattePanda 2 Alpha, Delta, and 3 Delta pins and can be installed directly. It uses three 18650 lithium-ion batteries as UPS storage ...
ESP Terminal- 3.5 inch 480x320 SPI TFT capacitive touch display with OV2640 camera
This handheld terminal is based on the ESP32 controller, equipped with a powerful ESP32-S3 chip, and supports 2.4GHz Wi-Fi and Bluetooth 5 (LE), providing more powerful computing and processing capabilities for IoT terminal applications. It is suitable for various scenarios, such as industrial...
UPS HAT for Raspberry Pi Zero
DFRobot UPS HAT is an uninterruptable power supply shield designed for the Raspberry Pi Zero series, and also compatible with Pi 2/3/A+. The UPS HAT can continue to provide power to the Raspberry Pi for a certain period of time when the system is powered off, by which to avoid system damage and a...
USB Charger for 7.4V LiPo Battery
Still using a big, bulky, traditional power adapter to charge your lithium battery? DFRobot provides you with a compact and efficient 7.4V lithium battery USB charger, only the size and weight of an ordinary Gravity sensor. With just a mobile phone AC adapter (or power bank) and an Android dat...
Solar Power Manager For 12V Lead-Acid Battery
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 engineers. This medium-power high-efficiency solar power management module allows you to charge...
FireBeetle 2 ESP32-C5 Wi-Fi 6 IO Expansion Kit
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This development kit combines the FireBeetle 2 ESP32-C5 microcontroller board with a dedicated solderless IO expansion shield, giving you a practical platform for smart home and IoT prototypes.The ESP32-C5 brings dual-band Wi-Fi 6 on 2.4 GHz and 5 GHz, plus Bluetooth 5, Thread and Zigbee support....
Snap-on Enclosure for Adafruit USB / DC / Solar Lithium Charger
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A snap-on enclosure designed specifically for the Adafruit Universal USB / DC / Solar Lithium Ion/Polymer Charger (bq24074). This 3D-printed case protects the charger board while providing full access to all ports and connections. Key Features Tool-Free Assembly – Snap-fit design requires no s...
DFRobot DFR1216 Expansion Board for UNIHIKER M10/K10 & micro:bit
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This multi-function expansion board adds power, I/O and drive capability to UNIHIKER M10/K10 and micro:bit projects. It is designed for mobile robots, portable interactive builds and maker projects that need more connectivity than the main controller can provide on its own.The board expands your ...