Features: Identify the short, crossed, pass, or open connections in RJ45, RJ11 and RJ12 cables. Withstands voltage up to 60V. Compliant with IEEE 802.3af/802.3at PoE standard, quick identify the power supply type of PoE switch(802.3at/802.3af). Identify the type of Power Sourcing Equipment (Either Endspan or Midspan) in your network. Easy to read. LED light clearly shows you the test result and battery level. Includes shield detection, low battery indicator and up to 2000 meters (2187 yards) cable testing distance. Note: *Please read the user manual carefully before use. *Battery not included. Specifications: Brand: NOYAFA Material: ABS Color: Black and red Maximum Test Distance: 2000m Cable Type: RJ45 Network cable Cat5/5e/6/6a(UTP/STP) RJ11/12 telephone wire Cat3(6P2C/6P4C/6P6C) Testing Indicator: 8 indicator lights for quick test Shield Indication: Available QC: RJ45/RJ11 plug test PoE: 4LED (Midspan/endspan connection at/af PoE power environment) Detect PoE: available Power Supply: DC 9.0V 6F22 Battery(NOT included) Item Size: 10.4*9.6*2.7cm / 4.09*3.77*1.06in Item Weight: 137g / 4.83oz Package Size: 18.3*13*3.7cm / 7.2*5.11*1.45in Package Weight: 176g / 6.2oz Packing List: 1 * Cable & PoE Tester 1 * User Manual(English)