Fluke LinkIQ FMC-10G Testing Device - Cable Testing, Wireless Connectivity Testing, Network Testing, Network Troubleshoot - Network (RJ-45) - SFP+, SFP - Optical Fiber, Twisted Pair - 10 Gigabit Ethernet, Gigabit Ethernet - 10GBase-SR, 10GBase-LR, 1000Base-SX, 1000Base-LX - 1Number of Batteries Supported - AA - Battery Included - Battery Rechargeable - Lithium Ion (Li-Ion):