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🔌 Stay charged, stay ahead — never let your battery slow you down!
The Tecmate OptiMATE USB O-100 is a smart, weatherproof 2400mA USB charger combined with a 3-LED vehicle battery monitor. It offers universal SAE cable compatibility, built-in battery protection that powers down when idle, and a rugged design to keep your vehicle battery in optimal condition while charging your devices efficiently.











| ASIN | B0885XN37B |
| Amperage | 2400 |
| Battery Charge Time | 1 hours |
| Best Sellers Rank | #494,477 in Automotive ( See Top 100 in Automotive ) #1,177 in Battery Chargers |
| Brand | OptiMate |
| Built-In Media | USB Charger |
| Color | Blue |
| Current Rating | 2400 milliamps |
| Customer Reviews | 4.4 4.4 out of 5 stars (362) |
| Global Trade Identification Number | 05425006140454, 05425006144568 |
| Input Voltage | 5 volts |
| Item Type Name | OptiMate USB O-100v3, Smart 2400mA USB charger, with standby mode & vehicle battery monitor. |
| Item Weight | 0.11 kg |
| Manufacturer | TecMate |
| Mfr Part Number | O-100v3 |
| Model Number | O-100v3 |
| Number of Items | 1 |
| Number of Ports | 1 |
| Output Voltage | 5 volts |
| Specification Met | sae |
| Warranty Description | 3 Years |
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