---
product_id: 61062835
title: "KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch"
brand: "kemo"
price: "11 kr"
currency: DKK
in_stock: true
url: https://www.desertcart.dk/products/61062835-kemo-m172-usb-mini-b-bicycle-charge-controller-operation-sat
store_origin: DK
region: Denmark
---

# 6V AC input from dynamo LED power & motion indicator 5.2V DC stabilized output KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch

**Brand:** kemo
**Price:** 11 kr
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️⚡ Power your ride, charge your life!

## Quick Answers

- **What is this?** KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch by kemo
- **How much does it cost?** 11 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/61062835-kemo-m172-usb-mini-b-bicycle-charge-controller-operation-sat)

## Best For

- kemo enthusiasts

## Why This Product

- Trusted kemo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Lightweight:** Sleek 40x40x12 mm design fits discreetly on your bike without adding bulk.
- • **Smart Power Switching:** Built-in switch toggles between USB charging and bike lighting—never drain both at once.
- • **Instant Visual Feedback:** LED indicator glows only when your bike’s moving and USB power is active—know your charge status at a glance.
- • **Ride & Charge Seamlessly:** Harness your bike’s dynamo to power or charge USB devices on the go.
- • **Universal USB Compatibility:** Mini USB B connector supports navigation devices, PDAs, MP3 players, and more—stay connected anywhere.

## Overview

The KEMO M172 USB Bicycle Charge Controller converts your bike’s 6V AC dynamo power into a stable 5.2V DC output, enabling on-the-go charging of USB devices like sat navs and MP3 players. Featuring a built-in switch and LED indicator, it smartly toggles between bike lighting and USB power, ensuring efficient energy use. Compact and waterproof, it’s the perfect tech upgrade for the modern cyclist who demands connectivity and convenience on every ride.

## Description

M172 Allows the operation of navigation devices, PDAs, MP3 players, etc., if they have a power supply socket "Mini USB B" with common wiring. The power for operation or charging the battery is then removed from the bicycle dynamo. Input voltage: 6 V/AC standard bicycle dynamo (also wheel hub dynamos) AC voltage. Output voltage: 5.2V/DC stabilized (approx. 5.1 - 5.3 V/DC). Output current: max. 300mA (enough for most devices that are powered by USB socket) LED indicator: the built-in LED lights up when the switch is "USB powered" and the bike is moving. Switch: built-in switch to switch to "USB power" or "bicycle lighting on". The bicycle dynamo cannot operate both at the same time. Connections: 1 USB cable approx. 60 cm long, 1 cable "ground" to the bicycle chassis, 1 cable for dynamo, 1 cable for bicycle lighting. Dimensions: approx. 40 x 40 x 12 mm (without switch and mounting tabs).

## Features

- Allows operation of navigation devices, PDA's, MP3 players, etc.
- Power is taken from bicycle dynamo for operation
- Connectors: Mini USB B
- LED indicator: lights up when switch is "USB powered" and bike moves
- Dimensions: approx. 40 x 40 x 12 mm (without switch and mounting tabs)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Black |
| Compatible with | bicycle |
| Connector type | USB |
| Display type | LED |
| Number of items | 1 |
| Features | Waterproof |
| Sport | Cycling |
| Map type | Road |
| Included components | USB cable, cable for bicycle chassis, cable to dynamo, cable for bicycle lighting, switch |
| Batteries included? | No |
| Brand | Kemo |
| Manufacturer | Kemo Electronic |
| Item model number | 860270-62 |
| Product Dimensions | 10 x 6 x 6 cm; 50 g |
| ASIN | B003JBAX8Q |

## Product Details

- **Brand:** Kemo
- **Model name:** M172
- **Vehicle service type:** Bicycle
- **Special feature:** Waterproof
- **Connectivity technology:** USB
- **Map type:** Road
- **Included components:** USB cable, cable for bicycle chassis, cable to dynamo, cable for bicycle lighting, switch
- **Mounting type:** Handlebar Mount
- **Product dimensions:** 10L x 6W x 6H centimetres
- **Item weight:** 50 g

## Images

![KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch - Image 1](https://m.media-amazon.com/images/I/81WHjhMmDOL.jpg)
![KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch - Image 2](https://m.media-amazon.com/images/I/81TpowuCSoL.jpg)
![KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch - Image 3](https://m.media-amazon.com/images/I/61u6AAnvScL.jpg)
![KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch - Image 4](https://m.media-amazon.com/images/I/51Z2msr94vL.jpg)
![KEMO M172 USB (Mini B) Bicycle Charge Controller. Operation of Sat Navs, PDA's, MP3 Players. Input Voltage 6 V/AC. With LED Indicator. Built-in Switch - Image 5](https://m.media-amazon.com/images/I/21ugMS0DlCL.jpg)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-21*