Cisco 100BASE-LX10 SFP. Operating temperature range (T-T): 0 - 70 °C, Storage temperature range (T-T): -40 - 85 °C. Safety: Laser Class 1 21CFR1040. Transmit power: -8 - -15 dBmW, Compliance industry standards: IEEE 802.3ah Draft 3.0, IEEE 802.3, Connector(s): Dual LC