1. Multifuction Network Cable Tester + Multimeter + Optical Power Meter 4 in 1 2. Ethernet, telephone and coaxial video cable length measurement, up to 600 meters 3. Powerful network cable analysis function: open circuit, short circuit, crossover and crystal head crimping test 4. 6dBm to -70dBm optical power meter design, compatible with ST, SC, FC interfaces 5. Equipped with red laser emission function, the optical fiber mission distance can reach 10KM, for visual positioning of breakpoints. 6. Scan(line finding ),is noise-free and anti-interference, quickly find the target line in complex lines, support RJ45 BNC TEL Cable Name: Multifuction Network Cable Tester Display: 3.2 inche 240 x 320 color screen Power supply: 1500mAH(Host) / 800mAH(Receiver) Lithium Battery Size:Host 187 x 86 x 34mm / Receiver 197 x 47 x 36mm Network Cable Tester Cable Length:Network cable (600M), telephone line (400M), coaxial cable (400M) Measurable range: 1m~600m Length self-calibration: support,the length of the referencel line used for calibration must be greater than 5 meters Digital Tracing: Digital mode (ET636) Cable Mapping: Normal/Open/Short/Cross QC Crimping: Support NCV: Support Receiver: Sensitivity adjustable Switch Flash: 10M/100M/1000M POE Test: Voltage/polarity Account: 100 records storage/unit price/amount Visual Fault Locator(VFL):10wm, about 10kM, ON 1Hz/2Hz/OFF Optical Meter Measurement range:-70.00~6.00 dBm Optical power display: mW/uW/nW/dBm/dB Interface: ST, SC, FC Standard wavelength: 850,980,1300,1310,1490,1550,1625nm Multimeter[only for ET636] Color: Red Material: ABS Package Contents: 1 * line finder 1 * red light 1 * charging cable 1 * storage box Only the above package content, other products are not included. Note: Light reflection and different displ