NEW TEKTRUM 50A 12V/24V SOLAR PANEL CHARGE CONTROLLER WITH LCD DISPLAY This Item Includes a Case of One (1) 50A 12v/24v Solar Charge Controller With LCD Display. Product Description This charge controller works with both 12v and 24v charging systems with automatically switching capability. The LCD screen updates the voltage of battery ,charging current and load current automatically every 5 seconds. The CPU (Central Processing Unit) inside the charge controller controls the high-efficiency PWM (Pulse Width Modulation) charging mode. The controller provides various protections such as over-charging, short circuit, overload, polarity, and thunder etc. for your charging system. The user-friendly LCD display menu allows you to set up and monitor your charging system in seconds. LCD display provides great user-friendly man-machine interface The voltage of battery, charging current and load current are automatically updated on LCD display every 5 seconds The charge-off voltage, load-off voltage and load-on voltage parameters can be customized by user on the LCD display The default factory setting parameters can be recovered by simply holding the “Menu” button for 5 seconds. Microprocessor controlled pulse width modulation (PWM) charging Under voltage protection Rated Voltage: 12V / 24V ( Auto Switch ) Overload protection (automatic restoration) Short circuit protection (automatic restoration) Thunder protection Reverse discharge protection Reverse polarity connection protection (automatic restoration) Rated Current : 50A Open Voltage of Solar Panel : ? 40V (12V battery ) , ? 80V (24V battery ) Over-charging Protection : 13.7V / ( 27.4V ) Low Voltage Disconnection / LVD: 10.5V / ( 21.0V ) Low Voltage Reconnected / LVR: 12.5 V / ( 25V ) No Load Loss: ? 30mA Charge Loop Drop: ?250mV Discharge Loop Drop: ?50mV Charging Mode: PWM mode Temperature Compensation: -3mV / Cell / C Max wire area: 8 mm Operating Temperature: -10 ~ 55 C Storage Temperature: -25 ~ 55 C Humidity Requirements: ? 90% , no condensation Dimensions: 7 x 5 x 2.75 in Weight : 30 ounces Color: Black Shipping Policy Local pickups are NOT available. Shipping handling charges are non-negotiable. Please DO NOT place bid if you do not agree with the shipping handling charge. Combined shipping for multiple auctions is available: 10% off discount for total S H fee will be given for more than 1 item is purchased. You have to notify us you want to take the combined shipping offer before the first item is shipped. All shipping prices listed are for the continental US only. For shipping to APO/FPO, Alaska, Hawaii, Puerto Rico, Virgin Islands, Guam, and Canada, please e-mail (include item number) for a quote before purchasing. Shipping and Handling Will usually ship within 2 to 3 business days of receiving cleared payment. Sellers are not responsible for service transit time. This information is provided by the carrier and excludes weekends and holidays. Note that transit times may vary, particularly during peak periods. Saturdays, Sundays and holidays are not considered business days. Payment Instructions Payment has to be made within 3 days, and will be accepted through Paypal only. Return Policy Refund or Exchange is accepted within 7 days after item is received. After 7 days but within 14 days, a 15% restocking fee will be charged. No refund or exchange will be accepted after 14 days. Please contact us for a RMA number before sending back the item. Buyer is responsible for all returning shipping charges. As a courtesy, we'll cover the charges sending the replacement item back to the buyer. All returned merchandise must be in unused and resalable condition, with the original box and packaging. NEVER INSTALLED! There is NO exchange or refund after installation. We inspect returned items before issuing refunds or exchanges. Returning merchandise should be carefully packed and insured for the full purchase price, and shipped via traceable means. We are not responsible for any losses and/or damages caused during delivery. Refund or exchange is not acceptable if damages other than manufacture defects are found. A refund may be issued if replacement is not available. Sales Tax Seller charges sales tax for items shipped to: CA and TX. Bidding Please bid responsibly. Winning an sale is a binding contract of payment and transaction. Feedback Feedback is very important for every buyer or seller. In order to have the opportunity to solve any problems, we leave feedback after feedback is left for us. If there is a problem with your order, please contact us first so we can attempt to resolve the issue before leaving feedback. We reserve the right to retract the bid from bidder with negative feedback or non-paying history without prior notice. Customer satisfaction is guaranteed. Please feel free to contact us for any questions or suggestions.