---
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: "€ 48.29"
currency: EUR
in_stock: true
reviews_count: 8
category: "Optimate"
url: https://www.desertcart.es/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3
store_origin: ES
region: Spain
---

# Auto shut-off battery protection 2400mA USB charging power Weatherproof durability Tecmate OptiMATE USB O-100, Combination 2400mA USB Charger and 3-LED Battery Monitor, With Vehicle Battery Protection

**Brand:** optimate
**Price:** € 48.29
**Availability:** ✅ In Stock

## Summary

> 🔌 Stay powered, stay protected — never miss a charge or a ride!

## 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?** € 48.29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/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 Design:** Built to withstand rain, dust, and rugged conditions
- • **Integrated Auto Shut-Off:** Protects your battery by cutting power when idle or low
- • **Smart 2400mA USB Charger:** Fast, reliable power for your devices on the go
- • **LED Battery Status Monitor:** Instant, easy-to-read battery health feedback
- • **Universal SAE Cable Compatibility:** Seamlessly connects with any vehicle battery

## Overview

The Tecmate OptiMATE USB O-100 is a compact, weatherproof 2400mA USB charger and battery monitor that connects effortlessly to any vehicle via standard SAE cable. Featuring built-in auto shut-off protection and a clear 3-LED battery status indicator, it ensures your lithium or lead-acid battery stays healthy without drain. Trusted by riders for over 3 years, it’s the smart, durable choice for on-the-go power management.

## 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 |
| Battery Charge Time | 1 Hours |
| Best Sellers Rank | #507,940 in Automotive ( See Top 100 in Automotive ) #1,218 in Battery Chargers |
| Brand | OptiMate |
| Built-In Media | USB Charger |
| Color | Blue |
| Current Rating | 2400 Milliamps |
| Customer Reviews | 4.5 out of 5 stars 289 Reviews |
| Global Trade Identification Number | 05425006140454, 05425006144568 |
| Input Voltage | 5 Volts |
| Item Height | 1.97 inches |
| Item Type Name | OptiMate USB O-100v3, Smart 2400mA USB charger, with standby mode & vehicle battery monitor. |
| Item Weight | 0.4 Pounds |
| Manufacturer | TecMate |
| Mfr Part Number | O-100v3 |
| Output Voltage | 5 Volts |
| Specification Met | sae |
| Warranty Description | 3 Years |

## Product Details

- **Brand:** Optimate
- **Color:** Blue
- **Item Weight:** 0.4 Pounds
- **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.es/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3](https://www.desertcart.es/products/234668283-tecmate-optimate-usb-o-100-combination-2400ma-usb-charger-3)

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-01-22*