---
product_id: 587956893
title: "G4S Digital Speedometer, New HUD Car Head Up Display with Digital Speed in MPH KPH, Universal Fatigue Driving Reminder, Overspeed Alarm Trip Meter, for All Vehicle (Green)"
brand: "makingtec"
price: "¥4833"
currency: JPY
in_stock: true
reviews_count: 8
category: "Makingtec"
url: https://www.desertcart.jp/products/587956893-g4s-digital-speedometer-new-hud-car-head-up-display-digital
store_origin: JP
region: Japan
---

# Fatigue driving reminder 10Hz ultra-fast refresh rate Universal vehicle compatibility G4S Digital Speedometer, New HUD Car Head Up Display with Digital Speed in MPH KPH, Universal Fatigue Driving Reminder, Overspeed Alarm Trip Meter, for All Vehicle (Green)

**Brand:** makingtec
**Price:** ¥4833
**Availability:** ✅ In Stock

## Summary

> 🚦 Drive smarter, safer, and ahead of the curve with G4S HUD Speedometer!

## Quick Answers

- **What is this?** G4S Digital Speedometer, New HUD Car Head Up Display with Digital Speed in MPH KPH, Universal Fatigue Driving Reminder, Overspeed Alarm Trip Meter, for All Vehicle (Green) by makingtec
- **How much does it cost?** ¥4833 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/587956893-g4s-digital-speedometer-new-hud-car-head-up-display-digital)

## Best For

- makingtec enthusiasts

## Why This Product

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

## Key Features

- • **Safety-First Alerts:** Dual alarms for overspeeding and fatigue driving keep you alert and accident-free.
- • **Seamless Universal Fit:** Effortless plug & play installation on any vehicle in under 1 minute—no tools needed.
- • **Adaptive & Customizable:** Switch between 4 display modes and toggle units with intuitive controls tailored to your driving style.
- • **Crystal Clear HUD Display:** Projects speed, direction, satellite count, and time directly in your line of sight for safer driving focus.
- • **Real-Time Precision Speed:** 10Hz high refresh rate delivers instant, lag-free speed updates in MPH or KPH.

## Overview

The G4S Digital GPS Speedometer is a universal HUD device compatible with all vehicle types, featuring a rapid 10Hz refresh rate for real-time speed updates. It enhances driving safety with overspeed and fatigue alarms, displays essential driving data in your line of sight, and installs effortlessly without tools. Designed for professionals who demand precision and safety, it transforms your dashboard into a futuristic driving assistant.

## Description

Product description Suitable for all car GPS + BeiDou dual-mode chip, can be compatible with all vehicles, no need to worry about compatibility problems at all.For example, new energy vehicles, hybrid cars, motorcycles, fuel trucks, buses, big trucks, etc. are all compatible. Using 10Hz high refresh rate for 10 frames per second, the car speed is refreshed fast and without delay. 2 Alarm functions Speeding alarm: Alerts drivers not to exceed the speed limit to improve driving safety. Fatigue driving reminder: The 4-hour continuous driving break reminder can prevent car accidents caused by driver fatigue. Plug and play, easy to install First, plug the supplied USB cable into your car's cigarette lighter. Then connect the HUD. Finally, place the HUD where you want it to be. Driving direction Adaptive sensitivity 4 kinds of display pages G4S GPS Speed Meter Troubleshooting 1. No display on the screen, no power Check whether USB line is damaged, replace USB line test, and prohibit using voltage higher than 5V 2.No speed The satellite icon flashes indicating the star search state. Please move the car to the open road and wait until the satellite icon stops flashing 3.The speed is not allowed Check unit correct, km KM / mile MPH, (speed unit switch reference settings) When the car leaves the factory, the manufacturer increases the speed displayed on the dashboard by 5-7%, and the international standard is subject to satellite data The steps to switch between KM/H and MPH are as follows: After the GPS speedometer is turned on and displayed normally, press and hold the wheel button vertically for 3 seconds to enter item 1 (1-7), then toggle the wheel button to the left or right to switch to item 5, then press the wheel button vertically to enter the speed unit adjustment, toggle the wheel button to the left or right to switch to the speed unit you want ("0" for and "1" for miles), and finally press and hold the wheel button vertically for 3 seconds to save and exit. 4. Driving direction is wrong The satellite can't tell your direction when there have no speed, and the speed exceeds 5KM / H 5. The speed is still displayed after the car is stopped Underground parking lot, tunnel, overpass, with shielding will make the signal unstable satellite drift, please drive the car to the open road 6.Turn off the buzzer The wheel dials left for 2 seconds to turn off the buzzer and dial left again to open the buzzer

Review: Head up display - As intended for. I recommend product
Review: not accurate - not accurate at all

## Features

- 【Multifunction Speedometer】Displays the speedometer, clock, number of satellites, direction of travel and other information in your driving view. You can safely view driving information, focus on driving operations more safely.
- 【Compatible Models】All models. Simply attach the meter to the dashboard and install it in less than 1 minute without tools. Any compatible model can be easily installed.
- 【Abnormal Alarm Function】Additional instrumentation with speeding and fatigue driving alarms make your driving safer and more comfortable.
- 【Sincere Service】The HUD Head-Up Display will be if it fails under normal use give refunds. Please contact us from desertcart's purchase history.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CN8XGFQ3 |
| Best Sellers Rank | #434 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Speedometers |
| Brand | MAKINGTEC |
| Brand Name | MAKINGTEC |
| Customer Reviews | 3.1 out of 5 stars 65 Reviews |
| Included Components | G4s Hud, usb cable, stand |
| Item Dimensions | 10 x 8 x 8 centimeters |
| Item Weight | 0.12 Kilograms |
| Item dimensions L x W x H | 10 x 8 x 8 centimeters |
| Item weight | 0.12 Kilograms |
| Manufacturer | MAKINGTEC |
| Material | Plastic |
| Material Type | Plastic |
| Model | CP9114A |
| Number of Items | 1 |
| Part Number | CP9114A |
| Thread Style | speedometer |
| Thread type | speedometer |
| UPC | 755752139866 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** MAKINGTEC
- **Item dimensions L x W x H:** 10 x 8 x 8 centimeters
- **Item weight:** 0.12 Kilograms
- **Material:** Plastic
- **Number of Items:** 1

## Images

![G4S Digital Speedometer, New HUD Car Head Up Display with Digital Speed in MPH KPH, Universal Fatigue Driving Reminder, Overspeed Alarm Trip Meter, for All Vehicle (Green) - Image 1](https://m.media-amazon.com/images/I/61qnlpgG3kL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Head up display
*by S***K on 11 May 2026*

As intended for. I recommend product

### ⭐ not accurate
*by F***I on 6 June 2026*

not accurate at all

### ⭐⭐⭐⭐⭐ دقيق جداً في رصد سرعه المركبه
*by A***. on 6 May 2026*

صغير الحجم ودقيق جداً في تسجيل سرعه المركبه وحجم الارقام واضحه واضائته ممتازه

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**Shop now:** [https://www.desertcart.jp/products/587956893-g4s-digital-speedometer-new-hud-car-head-up-display-digital](https://www.desertcart.jp/products/587956893-g4s-digital-speedometer-new-hud-car-head-up-display-digital)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-03*