Features: Boosts networks stability and data integrity over long distances with this RS485 module, featuring protections and anti interferences circuits for industrial automation and smart traffics control. Engineered with auto direction switching and intelligent data flows recognition, this plastic data interfaces processor eliminates manual adjustments while resisting electromagnetic interferences in harsh environments. Ideal for engineers, facility managers, and technicians working in power monitoring, industrial automation, or intelligent transportation infrastructure requiring robust RS485 communication solution. Seamlessly integrates into highway toll systems, traffics light controls, remote equipment monitoring, and energy management networks to ensures uninterrupted data transmission across complex electrical setups. Its compact, lightweight design supports plug and play installation, making it for missions critical applications. Specifications: Working power supply: 9-40V /500mA Electrical isolation: 2500Vrms, ±15KVESD protections Operating temperature: -40°C to 85°C Package Includes: 1pc Communication Module note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.