Uxcell Fiber Optical Power Meter With Light Source Sc Fc Connector, 70 To 10 Dbm Product Features Quick and Accurate. No waiting for preheating, just plug and play. It has precise test accuracy, optional switching display and automatic power off function. +/- 5%uncertainty, 3 to 70 dBm measurement, relative power calculation, calibration function. Portable and Durable. Sensitive chip and sturdy inner structure for long service life. Low battery consumption, 48 working hours for continuous operation.(3 x AA batteries included) Clear Blue Screen. Detail means profession, a distinct result or information display ensures the satisfaction of user experience. Dust-resistant design keeps connectors clean for long periods of time. 6 Wavelength and Light Source. 850/1300/1310/1490/1550/1625 nm+5KM red light locator+SC/FC/ST Adapter. Covering most needs of CCTV Communication Engineering maintenance. Application. A reliable fiber optic power equipment is quite important in the of high bandwidth. This hand held optic meter could help to inspect cable's capabilities, calculate relative power loss, locate the fault and troubleshooting. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!