The WireFree Gen II OI-9100 is a powerful and portable handheld signal strength meter designed to provide real-time status updates for any WireFree Gen II gas detection device within range. Engineered for convenience and precision, the OI-9100 displays battery voltage, gas readings, sensor type, signal strength, and more—empowering you with critical insights at your fingertips.

Whether you’re conducting routine maintenance or ensuring safety compliance in the field, the OI-9100 offers a streamlined, user-friendly interface that enhances efficiency and confidence. Keep your safety systems in check and make informed decisions instantly.