---
product_id: 234668283
title: "Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection"
brand: "optimate"
price: "€ 45.50"
currency: EUR
in_stock: true
reviews_count: 13
category: "Opti Mate"
url: https://www.desertcart.be/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3
store_origin: BE
region: Belgium
---

# Auto shut-off to prevent battery drain 2400mA high-efficiency charging Weatherproof for all conditions Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection

**Brand:** optimate
**Price:** € 45.50
**Availability:** ✅ In Stock

## Summary

> 🔌 Stay charged, stay ahead — never miss a ride or a call!

## Quick Answers

- **What is this?** Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection by optimate
- **How much does it cost?** € 45.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3)

## 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 Durability:** Engineered to withstand rain, dust, and harsh environments
- • **Smart Battery Protection:** Built-in auto shut-off prevents battery drain and extends battery life
- • **Powerful 2400mA USB Charging:** Fast, reliable power for your devices on the go
- • **Intuitive 3-LED Battery Monitor:** Instantly know your battery status with a glance
- • **Universal Vehicle Compatibility:** Seamlessly connects with any vehicle and standard SAE cables

## Overview

The TecMate OptiMATE USB O-100 is a compact, weatherproof 2400mA USB charger and battery monitor designed for universal vehicle compatibility. Featuring smart auto shut-off protection and a clear 3-LED battery status indicator, it ensures your battery stays healthy without any drain, making it the perfect companion for motorcycles and other vehicles.

## Description

Buy Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection: Battery Chargers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: No battery drain! - Bought these to use on motorcycles. Have 3 of them so they definitely work. They have an integrated switch that shuts them off if the power gets to low or 1 hour after the ignition is shut off. Have been using them for 3 years now with no issues.
Review: Motorbike phone charger - Awesome product at a good price

## 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 |
| Best Sellers Rank | #396,660 in Automotive ( See Top 100 in Automotive ) #1,118 in Battery Chargers |
| Brand | OptiMate |
| Customer Reviews | 4.5 4.5 out of 5 stars (289) |
| Date First Available | August 11, 2016 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 6.4 ounces |
| Item model number | O-100v3 |
| Manufacturer | TecMate |
| Manufacturer Part Number | O-100v3 |
| Model | O-100v3 |
| Product Dimensions | 6.38 x 2.05 x 1.97 inches |

## Product Details

- **Brand:** OptiMate
- **Color:** Blue
- **Item Weight:** 6.4 ounces
- **Output Voltage:** 5 Volts
- **Specification Met:** sae

## Images

![Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection - Image 1](https://m.media-amazon.com/images/I/61htvlsfcAL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ No battery drain!
*by G***. on April 25, 2025*

Bought these to use on motorcycles. Have 3 of them so they definitely work. They have an integrated switch that shuts them off if the power gets to low or 1 hour after the ignition is shut off. Have been using them for 3 years now with no issues.

### ⭐⭐⭐⭐⭐ Motorbike phone charger
*by N***L on January 30, 2024*

Awesome product at a good price

### ⭐⭐⭐⭐⭐ ?
*by T***L on July 31, 2025*

Great

## 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.be/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3](https://www.desertcart.be/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-04-26*