
Long Range Industrial Wireless Remote - 100m Reliable F21-E2s Crane Hoist Controller for Overhead Lifting Equipment. 32-Bit Encryption Security: 4.3 billion codes prevent interference and ensure secure control. 100m Stable Control Range: 433MHz UHF frequency with strong anti-interference capabilities. Emergency Stop Safety: Magnetic EMS button reacts 0.18s faster than competitors. 12 Million Press Durability: Buttons tested with zero failures at 2.5N force. 256 Communication Channels: Supports multiple devices operating simultaneously without interference. Two-Way Feedback System: Real-time status display with LED signal strength indicator. Global Certification Compliance: CE, FCC compliant; meets standards for EU, US, China, Japan, and more.