IoT protocols: BLE, Eddystone, Zigbee 3.0, iBeacon Interfaces: 12 (BLE), 25 (Zigbee), USB 2.0 Dimensions: 8.25 x 47.83 x 18 mm Weight: 85 g Operating temperature: -40 °C do 70 °C (-40 °F do 158 °F) Product Specification