---
product_id: 369979180
title: "Tecmate Optimate O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor"
brand: "optimate"
price: "€ 54.23"
currency: EUR
in_stock: true
reviews_count: 5
category: "Opti Mate"
url: https://www.desertcart.fi/products/369979180-tecmate-optimate-o-100v3-smart-2400ma-usb-charger-with-standby
store_origin: FI
region: Finland
---

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

**Brand:** optimate
**Price:** € 54.23
**Availability:** ✅ In Stock

## Summary

> 🔌 Stay powered, stay connected — wherever the road takes you!

## Quick Answers

- **What is this?** Tecmate Optimate O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor by optimate
- **How much does it cost?** € 54.23 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/369979180-tecmate-optimate-o-100v3-smart-2400ma-usb-charger-with-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

- • **Weatherproof Design:** Built to withstand all your outdoor adventures
- • **Smart 2400mA USB Charger:** Fast, reliable power for your devices on the go
- • **LED Battery Status Indicator:** Instant, easy-to-read updates on your battery health
- • **Standby Mode with Auto Shutoff:** Protects your battery by turning off when not in use
- • **Universal Vehicle Compatibility:** Seamlessly connects with any vehicle & SAE cable

## Overview

The Tecmate Optimate O-100v3 is a smart, weatherproof 2400mA USB charger designed for seamless vehicle integration. It supports both lithium and lead-acid batteries, features an auto standby mode to protect your battery, and provides real-time battery status via an intuitive LED indicator—perfect for professionals who demand reliable power on every journey.

## 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 |
| Best Sellers Rank | #139,568 in Automotive ( See Top 100 in Automotive ) #418 in Battery Chargers |
| Item model number | O-100v3 |
| Manufacturer | TecMATE |
| Product Dimensions | 16.21 x 5.21 x 5 cm; 181.44 g |

## Product Details

- **Brand:** OptiMate
- **Colour:** Blue
- **Item weight:** 0.4 Pounds
- **Output voltage:** 5 Volts
- **Product dimensions:** 15.2D x 40.6W x 15.2H centimeters

## Images

![Tecmate Optimate O-100v3, Smart 2400mA USB Charger, with Standby Mode & Vehicle Battery Monitor - Image 1](https://m.media-amazon.com/images/I/61htvlsfcAL.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.fi/products/369979180-tecmate-optimate-o-100v3-smart-2400ma-usb-charger-with-standby](https://www.desertcart.fi/products/369979180-tecmate-optimate-o-100v3-smart-2400ma-usb-charger-with-standby)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-03*