Check the listing for details. JW3329 Optical Multimeter Fiber Optic Power Meter & Optical Light Source 3.5". Condition: New. Listed at 224.63 USD. Description JW3329 Optical Multimeter Fiber Optic Power Meter & Optical Light Source 3.5" Screen Data Storage Description: The intelligent optical multimeter is a very cost-effective instrument with 3.5" screen. It has a smaller and lighter shell than that of JW3209, and has the functions of an optical power meter and a light source. The data record of the instrument test can be stored and uploaded. It is widely used in the construction, inspection and maintenance of optical fiber line projects such as digital data networks, telecommunications networks and limited TV. Features: - Light source automatic switching function - Data communication storage and upload, and power supply via USB port - Stable output frequency of light source - Light detection function - Simple function mode - Data storage up to 1000pcs - Real-time data reading. Convenient to embed system application Technical Parameters: OPM (Optical Power Meter): - Calibration wavelength: 850/1300/1310/1490/1550/1625nm (customizable) - Measuring range: -50 to +26dBm - Display resolution: 0.01dB - Uncertainty: ≤ ±0.25dB - Frequency identification range: < 10K - Interface type: FC (customizable) Optical Light Source: - Working wavelength: 1310/1550nm (customizable) - Typical output power: > -5dBm - Stability (30min, 20℃): ≤ 0.1dB - Modulation frequency: CW, 270Hz, 1KHz, 2KHz Other Parts: - Power supply mode: lithium battery - Battery continuous working time: standby> 20 hours; measurement> 12 hours - Communication interface: Micro USB - Working temperature: -10 to 60℃ - Storage temperature: -25 to 70℃ - Display: 3.5-inch color LCD screen - Dimensions: 173 x 82 x 37mm/6.8 x 3.2 x 1.5" - Weight (excluding the weight of battery): ≤ 350g/0.8 lb Package Included: - 1 x Set of Optical Power Meter Light Source Payment Terms 1.We accept PayPal only. 2.All major credit cards are accepted through secure payment processor PayPal. 3.Payment must be received within 7 business days of auction closing. 4.We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay. Shipping Terms - For remote regions, we will charge your extra shipping costs. Usually it cost about 35USD-50USD. We will contact you after your payment. Thanks for your understanding. Return Terms 1. If you receive defective item, please kindly notify us within 14 days. We will guide you the returning instruction for replacement or refund. 2. If you purchased in improper condition, please NOTE that the sipping and handling fee will not be refund, all return shipping fee should paid by the buyer unless item DOA. 3. We reserve the right to refuse any returns for objective reasons. Custom Duties & Taxes 1. Import duties, taxes, and charges are not included in the item price or postage cost. These charges are the buyer's responsibility. 2. Avoiding some unnecessary trouble, please check with your country's customs office to inform us what we should declare its value before shipping. Feedback 1. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers. 2. If you are satisfied with the product you received, please kindly leave us a positive feedback and 5 star DSR. If there is any problem of your order, please feel free to contact us firstly, we are responsible and credible seller, will follow it for you asap.