Our IoT industrial smart locks are specially designed for power grid, distribution cabinets, meter boxes, communication base stations, intelligent manhole covers and other outdoor industrial scenarios. Adopting passive lock, NFC, Bluetooth and remote IoT monitoring technology, the lock supports real-time opening record upload, abnormal unlocking alarm, remote authorization management and multi-user permission control. With robust waterproof, dustproof and anti-prying structure, it adapts to harsh outdoor working environments. Perfect matching for smart metering, grid edge monitoring and power automation equipment, it helps power operators realize unattended intelligent management of field assets, greatly improve operation safety and reduce manual inspection costs.