We are Dongguan shom electronic company ltd. based in Dongguan , China. We are member of Tradekey.com since May, 2010. Our business is related to Electrical & Electronics Supplies industry and we specifically deal in cable tester. Please find our product details below: Sell SHOM brand LCD Cable tester SM-8838 Features and functions 1. With M-S and M-R two methods to check error such as open, short Circuit, jumper, reverse, crossover, matching connections and cable break point for 5E/6E cable, BNC cable, USB and phone line and visually displays on the LCD 2. To test crosstalk error on cable to shut out the potential issue of slow network ***** 3. With the M-S, M-R, OPEN three methods to measure the cable length up to 1, 200 meters for network cable, coaxial cable, telephone line, USB cable. The accuracy of the measurement of length and location of cable break point is up to 98%. 4. Can determine which side is open between two cables ends tested, and accurately determine the exact open point in the cable end (left, right or middle). 5. With a low voltage display when voltage is low, 6. Automatically shut-off while time-delay. 7. With a self-test and adjust functions to various conditions 8. Can test the connection between network cable and router is good or not, and router can be live tested. Sell SHOM brand Cable tester SM-8868 Features and functions 1. With M-S and M-R two methods to check error such as open, short Circuit, jumper, reverse, crossover, matching connections and cable break point for 5E/6E cable, BNC cable, USB and phone line and visually displays on the LCD 2. To test crosstalk error on cable to shut out the potential issue of slow network ***** 3. searching-lines feature make you to find the cable, telephone lines and other various metal wires among the numerous lines, help to find the line what you want at another remote end by the size of the prompt volume, with anti-interference and high sensitivity, the volume control knob on receiver can be adjusted for sensitivity. 4. With the M-S, M-R, OPEN three methods to measure the cable length up to 1, 500 meters for network cable, coaxial cable, telephone line, USB cable. The accuracy of the measurement of length and location of cable break point is up to 98%. 5. Can determine which side is open between two cables ends tested, and accurately determine the exact open point in the cable end (left, right or middle). 6. With a low voltage display when voltage is too low 7. Automatically time-delay shut-off. 8. With a self-test and adjust functions to various conditions such as the automatic replenishment for battery capacity and ambient temperature while changes. 9. Can test the connection between network cable and router is good or not, and can be live tested. Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.