Lithium Battery Charging Board

These compact and easy-to-use battery charger boards are a game-changer for wearable tech projects! By sewing in one of these discreet chargers, you can conveniently power your designs using a USB-C cable—no need to disconnect the battery. Their small size makes them perfect for hidden or tight spaces, adding both functionality and efficiency to your creative projects. Elevate your wearables with this seamless charging solution!

$4.50

In stock (can be backordered)

Product Info

Charging your wearable projects has never been easier! These compact and user-friendly battery charger boards are a fantastic addition to your creative designs. No more hassle of disconnecting the battery to charge—simply sew in one of these chargers, connect a USB-C cable, and keep your project powered effortlessly.

With a smaller, more discreet size compared to the traditional blue boards, these chargers are perfect for integrating into tight or hidden spaces. Whether you’re crafting wearable tech for fashion or function, these chargers make powering your creations seamless and efficient, giving you one less thing to worry about. Elevate your designs with this innovative solution!

Stable performance, product with impulse over discharge protection, over discharge protection 2.4V
Wide application range, suitable for various types of 3.7V lithium batteries, including 18650 and collective five batteries

jewellery with color sensor

I use a small charge board in this project – and most of my projects! In this one, it is sewn into the cuff.

Product parameters:

  • 5-6V power supply, suitable for single cell lithium batteries (unlimited in parallel), default 1A current
  • When the charging current drops to 100mA after reaching the final float charging voltage, the charging cycle will automatically terminate.
  • When the battery voltage drops below 405V (roughly corresponding to 80% to 90% of the battery capacity), the charging cycle resumes.
  • When the battery voltage is below 2.9V, the battery will be pre charged with a current of 100mA.
  • Equipped with protective plate, overvoltage protection, overvoltage protection, overcurrent protection. Overdischarge protection value: 2.4;;
  • Overcurrent protection value: 4A.
  • Reminder: For initial use, it is necessary to connect the power supply to activate the protective board!!

Usage:
According to the image, identify the wiring (the parts with the same color are physically connected), either the C-port input or the wiring input can be used. The battery cannot be connected in series, but can only be connected in parallel. The wire needs to be welded and cannot be too thin, otherwise it will not work properly. The battery cannot be connected in reverse.

  • ultra small
  • black

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