Check the listing for details. 100A MPPT Solar Panel Controller Charge Regulator 12V/24V Battery Auto LCD USB. Color: Blue, Condition: New. Listed at 18.09 USD. Safety instructions.1. Before the first installation, please make sure the battery has enough voltage so that the controller can recognize the type of battery.2. The battery cable should be as short as possible to minimize losses.3. The charge controller is only suitable for regulation of solar modules. Do not connect other load sources to the charge controller. MPPT solar charge controller. Compared with ordinary solar charge controller, this MPPT controller can improve the efficiency by 10%-30%, and always keep the battery in full voltage state. Auto-focus MPPT tracking charging, high charging efficiency, uninterrupted detection while charging, bi-directional focus tracking. Large LCD display with adjustable charging and discharging parameters. The MPPT controller has perfect SOC function to control the charging current and supply power to the load, when the battery voltage is too low, the controller will automatically cut off the load in the system. If the battery voltage returns to normal, the load will start working again. Prevent battery overcharge, overdischarge and reverse charging of solar panel at night,Prevent battery reverse charging of solar panel at night,Reverse polarity protection of battery,Reverse polarity protection of solar panel,Lightning protection Package included: 1 x Solar Panel Controller Product Specification:Rated voltage ： 12/24VRated current ：100AMax. PV voltage： 50VMax. PV input power： 750W(12V) / 1500W(24V) ShippingAbout usPaymentRuturnsContact us Shipping We only ship to paypal registered address . So please be assuring your address in paypal is correct and valid . Please read for your own benefit and understanding on our shipping items All the items will be dispatched to you within 2 business day the pacakge you can tracking on the fedex ups and usps purchase price do not cover any applicable tax or duty that might be charged by customs ,buyers are responsible for such charges if you have not received your package as our declaring in description please contact me before you want to leave feedback we can refund money or resend item as your choice We will ship to you within 24 hours after receipt of your order, and we are committed to free international logistics. Because the international logistics takes a longer time, we hope you can be patient and we'll timely update order status for you. Each product has shown our hearts to you, and we believe that our products will not disappoint you for your patience About us Welcome to our eBay store. As a leading and emerging company in manufacturer and exporting business, we are specialized in Business and Industrial Products, Sporting Goods, Pet Products, Home and Garden products for more than 10 years. We believe that it is our vision and mission to provide innovative products with best service and competitive price to satisfy you. Our goal is to make sure that you can find exactly what you are looking for and make it easy for you to place your orders. Payment We accept Paypal payment only. Payment should be completed within 4 (Four) days of auction closing. Or unpaid dispute will be filed for closing auction. We will leave a positive feedback immediately after payment is received. We appreciate a positive feedback as much as you do. If for some reason there is any issue with the purchase, please contact us prior to leaving feedback, we will be glad to work together and provide a satisfying solution. Ruturns All of our items are backed with a 30-day return policy. We ensure all our items are new and in excellent condition prior to shipping. In case you receive the item that is not to the standards above, please contact us via e-Bay messages. All returns must be in new original condition as received and should be shipped with delivery confirmation Please note that all returns must be pre-approved by us. Unauthorized returns will not be accepted. If you need to return, please check twice to confirm the item not work and contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. We ONLY accept returns with original package. Please make sure that item has NO man-made sabotage. Used items will not be accepted for return. Contact us We will reply message or E-mail in 7-10hours Our working time :monday -sunday 9:00am-22:30pm ( GMT+08:00Beijing ) 1:00am-14:30pm ( GMT+00:00London ) 19:00pm-08:30pm ( GMT+06:00USA / Canada )