The 2GIG DW10E-345 eSeries Encrypted Thin Door/Window Contact Sensor delivers top-tier perimeter security with its advanced eSeries encryption, safeguarding against signal interception and tampering. Designed for installations requiring enhanced protection, this sensor features an ultra-slim 3/4-inch profile, making it ideal for discreet placement on narrow door and window frames.Operating on a fully supervised 345 MHz wireless frequency, the DW10E-345 ensures reliable and secure communication exclusively with 2GIG eSeries security panels (GC2e, GC3e, Edge). It boasts versatile dual normally-closed (NC) dry contact inputs—one internal (utilizing a powerful rare-earth magnet) and one external—allowing for flexible two-zone configuration from a single device.A fully supervised cover tamper switch provides an immediate alert if there's any attempt to interfere with the sensor. Powered by a long-lasting CR2032 lithium battery, the DW10E-345 offers up to five years of typical operation and reports low battery status to the panel. This sensor is ETL listed, adhering to professional security system standards for reliable, code-compliant installations.