Fast Shipping On All Items 30 Days Money Guarantee Customer Support Excellent Service 100% Satisfaction Satisfaction Guaranteed Adjustable Variable Regulated Power Supply, High Precision Digital Switching Power Supply, with USB Charging Interface, with Encoder Knob Adjustment (30V5A) Specification Item model number 30V5A Item dimensions L x W x H 9.06 x 3.15 x 5.91 inches Wattage 300 watts Country of Origin China Compatible Devices Personal Computer Connector Type usb Item Weight 3.98 pounds Brand Luckyrao Output Wattage 30 Watts Model 30V5A Product Dimensions 9.06 x 3.15 x 5.91 inches Manufacturer Luckyrao 3.15 inches x 9.06 inches x 5.91 inches. Weight: 3.98 lb Item Description ?Output switch control?Compared to traditional power supplies, this power supply can preset the voltage and current with one click, set the voltage and current, and then start the output with one click, which is safer and more reliable. Traditional power supplies require a short circuit to adjust the current limit, with a low safety factor ?Wide Applications?Front 5V 2A USB charging interface that can be chargeyour devices.especially suitable for laboratory, electronic repair DIY, communication equipment maintenance, products line, scientific research and teaching units. ?Precise Encoder Knobs? Unlike other DC power supplies, This item DC power supply uses a precise encoder adjustment. Press the knob to switch the set number position and turn the knob to set the number. Let the direct setting value replace the adjustment value. Long press knob the keyboard can be locked to prevent misoperation. ?Safe and reliable?Mini Regulated DC Power Supply is a kind of reliable quality, highly stable and economical power supply. Featuring LED display of four-digit voltage and current, Bench power supply also have safety protections such as overvoltage, overcurrent, overheating and overload, Equipped with intelligent temperature control fan and radiator, with good heat dissipation ?Packaging and After-Sales?1variable dc power supply, 1 x output cord, 1 x input power cord, 1 x user manual, High quality material adopted and make it more stable output, small volume, light weight, easy to carry and move and easy operation.We provide lifetime technical support. If you are not satisfied with the product you received, please feel free to contact us. Product Description 110V Input Voltage Luckyrao Mini DC Power Supply this one is compact and portable, saving space. we have added practical functions such as output switch control and button locking. We used a better circuit board. This variable DC power supply is a very stable and adjustable DC power supply. It has the characteristics of low ripple, low noise, high accuracy, high reliability, and perfect overvoltage/overcurrent/over temperature/short circuit protection, making it particularly suitable for laboratories, schools, and electronic maintenance. Luckyrao Mini DC Power Supply Output Control Switch The green light output state is turned on, and the red light output state is turned off. By pressing the output button, the required voltage and current can be adjusted without actual output power, making this DC power supply safer and more convenient. lock function All panel operations can be locked with just one click to prevent harm caused by misoperation 5V 2A charging port Equipped with 5V 2A charging port which can quick charge your devices Add to Cart Add to Cart Add to Cart Customer Reviews 4.7 out of 5 stars 5 4.7 out of 5 stars 5 4.7 out of 5 stars 5 Price $56.99$56.99 $66.99$66.99 $76.99$76.99 Input Voltage AC110V 10% AC110V 10% AC110V 10% Display Mode 4-Digital LED Display 4-Digital LED Display 4-Digital LED Display Output DC Current 0-5A 0-10A 0-5A Output Voltage DC 0-30V DC 0-30V DC 0-60V Display Data Voltage / Current / Power Voltage / Current / Power Voltage / Current / Power Display Resolution Voltage: 0.01V/Current: 0.001A Voltage: 0.01V/Current: 0.001A Voltage: 0.01V/Current: 0.001A USB Charging ? ? ? 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. 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. Payment Options Shop With Confidence