FrogBro Upgrade Solar Panel Tester Meter Photovoltaic Multimeter 800W, Solar MPPT Meter with Large Ultra Clear LCD, Smart MPPT Open Circuit Voltage Troubleshooting Utility Tool for Solar PV Testing We firmly believe that quality shapes the future. FROGBRO is dedicated to continuously crafting and refining tools that enhance the convenience of people's work and life. You can confidently purchase our products, and in case of any quality issues, we offer a 12-month replacement service. If you have any inquiries, please feel free to reach out to us. We are more than happy to provide you with answers and assistance at any time. ?Latest Upgrade Tester?Now, it's a breeze to measure any solar panel under 800 WATTS 60 VOLTS!Thanks to the snazzy big LCD screen,you can read the values crystal clear,even under the bright sunlight.A single, magic measurement display that shows all the essential values in one go, making your work super-efficient. Designed with portability and convenience in mind, this meter is both lightweight and easily portable,making it an essential companion for anyone involved in the solar panels field. ?FB673PV Solar MPPT Meter?With rapid and accurate capabilities, the solar panel tester meter can assess the maximum power output (Pmax), open-circuit voltage (Voc), and short-circuit current (Isc) simultaneously, presenting all relevant data on its clear display. This versatile device is widely employed in the assessment of solar panels and troubleshooting faulty modules. This solar panel tester also distinguishes quality among solar panel brands and aids in finding optimal placement angles. ?No Battery Required?Our solar PV tester does not need battery,just connect the cable to solar panel then it can work. There is no requirement for batteries as the measurement can be effortlessly performed for extended periods.Supplied with MC4 cables and an MC4 connector wrench, the solar panel tester comes ready for use without requiring additional connectors. This streamlined setup allows for quick and efficient measurements, while the included MC4 connector wrench enhances user convenience. ?Multi Protection for safety?Our solar panel multimeter has multi protections like over-voltage protection, over-temperature protection, over-current protection and over rated power protection. Warnings are displayed upon exceeding limits. Please be sure to disconnect the photovoltaic board from other equipment or loads before testing. Our photovoltaic multimeter cannot measure multiple solar panels connected in series, but it can measure multiple solar panels connected in parallel. Shipping We offer FREE shipping on all orders in US We ship within One-Three business days of payment, usually sooner. We use a selection of shipping services such as UPS, FedEx, USPS etc We offer free shipping to the lower 48 states and ship within 1-3 days of payment, usually sooner. For shipping outside of the continental USA International customers are responsible for all duties and taxes. Return You can return a product for up to 30 days from the date you purchased it. Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt. Return Policy ? We guarantee against any defective or misrepresented products. The original shipping label must be sent back to us to validate the return. A full refund can only be issued during the first 30 days upon receipt of the product. ? Returns will be voided if the product is mishandled or physical damaged by customer. ? Buyer will be responsible for all kind of return shipping/shipment to the seller for resolving the problem. ? Returns made for all non-defective, undamaged products are subject to a 15% restocking fee. Shipping and handling fees are absolutely non-refundable. If an item is returned to us due to an address issue, we do charge a reshipping fee to reship. If you would like a refund, there will be a 15% restocking fee applied. ? All returned products need to be assigned an RMA # (Return Merchandise Authorization #) prior to return. Please contact us through's messaging system to obtain an RMA# for the return. Any returned product without an RMA # on package will not be accepted or processed? Please contact us before returning. Payment We accept payment by any of the following methods Please pay as soon as possible after winning an sale, as that will allow us to post your item to you sooner! Feedback Customer satisfaction is very important to us. If you have any problem with your order, please contact us and we will do our best to make you satisfied. Feedback ? We appreciate your feedback and our system will automatically leave feedback for you after bid ends. ? Please contact us through message center if you have any problems, we will always try our best for 100% customer satisfaction. Contact Us If you have any queries, please contact us via. We usually respond within 24 hours on weekdays. Please visit our store to check out other items for sale! Thank you for shopping at our store.