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Battery Charging

Micro USB Rechargeable Mini Circuit Board, 3-Level Speed Control 18650

Rs 40Rs 120

In stock (10)

What is this?

Short description: Compact PWM dimmer for brushed DC motors and a controller for 3.7V single-cell battery charging — not a boost converter (no coil/indu...

What can I build with it?

  • General electronics and robotics prototyping
  • Open AI Lab with “Micro USB Rechargeable Mini Circuit Boar” to explore a parts list

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Compatibility notes

No verified pin/voltage metadata in our engineering catalog for this title. Treat electrical details as unverified until you check the datasheet.

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Specifications

  • Micro USB Rechargeable Mini Circuit Board, 3-Level Speed Control 18650 Compatible
  • Key features
  • Technical summary
  • Usage notes & safety
  • Short description: Compact PWM dimmer for brushed DC motors and a controller for 3.7V single-cell battery charging — not a boost converter (no coil/inductor).
  • The JMX-FN03-U1.2 is a compact PWM controller designed for motor speed control and simple 3.7V single-cell charge-control tasks. It outputs a pulse-width-modulated signal for smooth, efficient control of brushed DC motors and can be used in basic battery charging arrangements when paired with proper current limiting and protection. This board is not a boost converter — it contains no coil/inductor and will not raise voltage.
  • Excellent product quality
  • I m using this to repair small handle fan.

Listed from catalog data. Treat as merchant-provided, not independently lab-verified, unless noted above.

What else you may need

Related items in the same category — check compatibility yourself.

Buying notes for Pakistan makers

Buy Micro USB Rechargeable Mini Circuit Board, 3-Level Speed Control 18650 online in Pakistan with live PKR pricing from Robotics Kits — a clear catalog alternative when comparing Hall Road Lahore, Digilog, and Electrobes for Battery Charging.

Micro USB Rechargeable Mini Circuit Board, 3-Level Speed Control 18650 suits ESP32, Arduino, robotics, IoT, and FYP builds; check real stock on Robotics Kits before you finalize a BOM or wiring plan.

Order Micro USB Rechargeable Mini Circuit Board, 3-Level Speed Control 18650 with COD or digital payment across Pakistan, then use AI Lab to plan compatible sensors, modules, and robotics parts around this component.

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