NetAlly LinkRunner AT 4000 - Network tester with 1 year AllyCare support

NetAlly LinkRunner AT 4000 Advanced Network & Cable Tester Application/Usage: Network Battery Life: 9 Hour Battery Chemistry: Lithium Ion (Li-Ion) Battery Life: 9 Hour Battery Chemistry: Lithium Ion (Li-Ion) Input Voltage: 120 V AC, 230 V AC Input Voltage: 120 V AC, 230 V AC Expansion Slot Type: SFP Expansion Slot Type: SFP USB: Yes