Check the listing for details. Cartell CW-SYS Wireless Driveway Exit System Vehicle Sensor Detector Gate Opener. Condition: New. Listed at 309.95 USD. Cartell CW-SYS Wireless Driveway Exit System Vehicle Sensor Detector Gate Opener PROACTIVE SECURITY Our system integrates with any security/home automation system, creating a safety zone in the driveway. Never be surprised by drive-up visitors or drive up to a dark driveway and house. AUTOMATIC GATE OPENER Our dual-purpose system opens any powered gate operator (not solar) for a hands-free exit. SUPERIOR SENSINGOur system is powered by magnetometer technology with a sensitivity adjustment. It is only tripped by moving steel—not motion, heat, or pressure. No false alarms! FAIL-SAFE RADIO Redundant two-way radio at 915MHz guarantees signal reaches the receiver. VERSATILE · Activates security/home automation systems and electric gate operators · Universal voltage AC and DC EASY TO INSTALL · Installs in under 1 hour (on average) without the need for trenching · No external transmitter/antenna · Install sensor above ground on immovable object; in the ground; or in driveway · Easily pair multiple sensors with multiple Integrators FOR ALL DRIVEWAYS · Short driveways: install in middle of the driveway and turn down sensor sensitivity · Wide driveways: install multiple units in driveway (12 ft. apart) or on both sides DURABLE DESIGN · Reliable circuitry and filtering · IP Rating: 68· Strength: 9-tons (8514 kgf) RADIO RANGE · LoRA radio protocol at 915MHz · Range determined by installation and obstructions to radio signal transmission · Tested above ground: line of site, no obstructions, up to 2,500 feet (762 m) · Tested flush with ground: line of site, no obstructions, up to 1,000 feet (305 m) DEPENDABLE BATTERY LIFE · 1-3 year battery life: CR123A (2) · Sensor standby: 22 microamps (μA) · Extra relay for low battery signal