Specifications:Material: ABSCONTINUITY FUNCTION:Cable Types: STP/UTPMax Testing Range: 600mWire Mapping: Emitter + remote, emitter + switch/routorPOE FUNCTION:Test Range: DC5-60V PoE switchStandard Identify: 802.3a f/at(standard/non-standard)Test Range Power: 0-18WPOWER FUNCTION:Voltage Test Range: DC0-60VCurrent Test Range: 0-3APower Test Range: 0-180WDisplay: LCD 128*64mm, with back lightInput Voltage Protection: DC48V, 5mAMax Working Current: ≤80mALoopback: Compatible with 10M, 100M,1000M switchPower Supply: 3 * 1.5V AAA battery (Not included)Remote Specification:Ports: RJ45Function: Wire mapping for network cableInput Voltage Protection: DC48V, 5mAEmitter Size: Approx. 12.5 * 7 * 2.8cm / 4.92 * 2.76 * 1.1inRemote Size: Approx. 6.5 * 3.7 * 2.3cm / 2.56 * 1.46 * 0.91inEmitter Weight: Approx. 123g / 4.33oz Remote Weight: Approx. 24g / 0.86oz