---
product_id: 298523393
title: "Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor."
brand: "optimate"
price: "€ 102.32"
currency: EUR
in_stock: false
reviews_count: 5
category: "Opti Mate"
url: https://www.desertcart.sk/products/298523393-tecmate-optimate-usb-o-100v3-smart-2400ma-usb-charger-standby
store_origin: SK
region: Slovakia
---

# real-time battery monitoring 2400mA fast charging weatherproof durability Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor.

**Brand:** optimate
**Price:** € 102.32
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Stay charged, stay connected—wherever the road takes you!

## Quick Answers

- **What is this?** Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor. by optimate
- **How much does it cost?** € 102.32 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/298523393-tecmate-optimate-usb-o-100v3-smart-2400ma-usb-charger-standby)

## Best For

- optimate enthusiasts

## Why This Product

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

## Key Features

- • **Power Up On The Go:** Smart 2400mA USB charger delivers rapid, reliable charging for all your devices—never miss a beat on the road.
- • **Battery Health Guardian:** Integrated vehicle battery monitor with easy-to-read LED indicators keeps you informed and in control.
- • **Universal Compatibility:** Seamlessly connects with any vehicle via standard SAE cable, supporting both lithium and lead-acid batteries.
- • **Energy-Smart Standby Mode:** Automatically powers down when not in use, protecting your battery and extending device lifespan.
- • **Built to Brave the Elements:** Weatherproof design ensures your charger performs flawlessly rain or shine, perfect for every adventure.

## Overview

The Tecmate Optimate USB O-100v3 is a smart, weatherproof 2400mA USB charger designed for vehicles. It features a standby mode to conserve energy and an integrated battery monitor with LED indicators to track vehicle battery status. Compatible with lithium and lead-acid batteries, it connects easily via standard SAE cables, making it an essential tool for maintaining power on the go.

## Description

Smart 2400mA USB charger, with standby mode & vehicle battery monitor.

Review: I love going on a long drive now, and stopping with a phone 100% charged phone every time. No risk of being out of contact or without my music because of a dead phone battery.
Review: Worked perfectly out of the box. Easy to use with existing Optimate product cable. Great. I can now keep my mobile devices charged when out on my motorcycle.

## Features

- Easily connects with any vehicle and standard sae cable.
- Lithium and lead-acid friendly.
- Weatherproof.
- Built in protection to turn off when not using.
- Monitors battery status with easy to read led indicator.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0885XN37B |
| Amperage | 2400 Milliamps |
| Assembly Required | No |
| Brand | OptiMate |
| Country of Origin | USA |
| Customer Reviews | 4.6 4.6 out of 5 stars (288) |
| Date First Available | 7 August 2017 |
| Generic Name | OptiMate USB O-100v3, Smart 2400mA USB charger, with standby mode & vehicle battery monitor. |
| Item Dimensions LxWxH | 16.2 x 5.2 x 5 Centimeters |
| Item Weight | 181 g |
| Item model number | O-100v3 |
| Manufacturer | TecMate |
| Manufacturer Part Number | O-100v3 |
| Model | O-100v3 |
| Product Dimensions | 16.21 x 5.21 x 5 cm; 181.44 g |
| Volume | 3.7 Fluid Ounces |

## Product Details

- **Brand:** OptiMate
- **Input Voltage:** 5 Volts
- **Item Weight:** 181 g
- **Output Voltage:** 5 Volts
- **Specification Met:** sae

## Images

![Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor. - Image 1](https://m.media-amazon.com/images/I/315Bv8NtqnL.jpg)
![Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor. - Image 2](https://m.media-amazon.com/images/I/31GYQqH17iL.jpg)
![Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor. - Image 3](https://m.media-amazon.com/images/I/413fugShAsL.jpg)
![Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor. - Image 4](https://m.media-amazon.com/images/I/41AENd2SYTL.jpg)
![Tecmate Optimate USB O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor. - Image 5](https://m.media-amazon.com/images/I/41gdAzrW4JL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***R on 24 August 2021*

I love going on a long drive now, and stopping with a phone 100% charged phone every time. No risk of being out of contact or without my music because of a dead phone battery.

### ⭐⭐⭐⭐⭐ Review
*by I***W on 6 April 2025*

Worked perfectly out of the box. Easy to use with existing Optimate product cable. Great. I can now keep my mobile devices charged when out on my motorcycle.

### ⭐⭐⭐⭐⭐ Review
*by L***Z on 12 August 2024*

Bon produits.

## Frequently Bought Together

- Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection
- Optimate cable O-01, ring terminal harness, powersport
- Tecmate TecMate OptiMATE 1 DUO, TM-409, 4-step 12V / 12.8V 0.6A battery charger & maintainer

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**Shop now:** [https://www.desertcart.sk/products/298523393-tecmate-optimate-usb-o-100v3-smart-2400ma-usb-charger-standby](https://www.desertcart.sk/products/298523393-tecmate-optimate-usb-o-100v3-smart-2400ma-usb-charger-standby)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-02*