Tedee Smart Lock Dry Contact Bluetooth Device allows locking and unlocking via Bluetooth without requiring a Tedee Bridge Dimensions - 44.5 x 57.5 x 16 mm Supply Voltage - 5-60V DC Number of Inputs - 2 Input Type - Normally Open Number of Outputs - 2 Output Type - Normally Open Body Material - PC+ABS Bluetooth Communication - BLE 5.2, 2.4GHz Operating Temperature - 0-60 degreesC Operating Humidity - 0-90% Compatible with Tedee Devices - Tedee PRO, Tedee GO, Tedee Bridge Additional Information Control your Tedee smart lock using wired electronic methods. Utilize Tedee Dry Contact to integrate Tedee GO and Tedee PRO with switches, alarms, wired legacy systems, and local smart home integrations- including KNX. This matchbox-sized unit can be wired into any compatible dry contact setup. Operating based on controller device outputs, Tedee Dry Contact facilitates locking and unlocking of Tedee GO or Tedee PRO via Bluetooth-without requiring a Tedee Bridge, internet connection, or API/SDK integration. Each device controls only one Tedee smart lock.