Our probes connect easily to Vaisala data loggers. The Vaisala EPT series external temperature probes for data loggers include the N and V models. The N model probes have an operating/storage range of -40°C to +95°C. The V range external probe's operating/storage range is -95°C to +95°C. Initial accuracy is ±0.10°C over +20 to +30 °C. Sensor Tips come in stainless steel, liquid submersible sealed Teflon tip and probe length can be 3 m (10 ft) or 7.6 m (25 ft).