Product Details 900W DC-DC Boost Module 900W DC-DC boost module is a fully digital display boost module, small size, high power, high efficiency, stable performance. Input voltage 8-60V, adjustable output voltage of 10-120V, current 0-15A adjustable; constant current, constant voltage function. Equipped with LED digital tube, it can display the voltage, current, power, capacity and other parameters in real time. Features: Wide voltage range: 8-60V input can be boosted to 10-120V, output current 0-15A. Uses advanced microprocessor, can precisely regulate output voltage and current. With fan cooling, good for long-term and stable work. With memory save function, can store 10 groups parameters, and can freely store or recall. With an input voltage protection. Has a constant voltage, constant current status. Uses four LED to display the output voltage, current, power and capacity and other parameters in real time. Auto / manual switch to display voltage, current, power, capacity and other parameters. Has an output (OUT), constant voltage (CV), constant current (CC) indicator, you can view real-time working status. You can set whether to automatically output after power-on. Can press a key to save the current/voltage values you set. Specifications: Input Voltage: 8V-60V Output Current: 0-15A Output Voltage: 10-120V Conversion Efficiency: 85% Operating Frequency: 150KHz Short Circuit Protection: 20A Fuse Operating Temperature: -40°C to +85°C Control Method: Digital Control + LED Display Voltage Regulator / Display Resolution: <100V/0.01V; >100V/0.1V Power Display Minimum Resolution: 0.001W Current Regulation / Display Resolution: <10A/0.01A; >10A/0.1A Capacity Display Minimum Resolution: 0.001AH Output Ripple: ≤50mV Weight: 238g / 8.42oz Dimensions: 110 * 100 * 40mm / 4.33 * 3.94 * 1.57in Package Weight: 294g / 10.38oz Package Size: 160 * 130 * 50mm / 6.3 * 5.12 * 1.97in Package Included 1 * 900W Digital Boost Module 250W DC-DC Boost Module Descriptions: Module name :250W boost constant current module Module properties: non-isolated step-up module (BOOST) Input voltage: DC8.5V-48V Input current: 10A (MAX) exceeds 8A please enhance heat dissipation Quiescent current: 10mA (12V liter 20V, the output voltage, the higher the current will increase too quiet) Output voltage: 10-50V continuously adjustable Constant] range: 0.2-8A Temperature: -40 to + 85 degrees (ambient temperature is too high, please enhance heat dissipation) Operating frequency: 150KHz Conversion efficiency: up to 96% Overcurrent protection: There Input reverse polarity protection: Yes, Installation: 4 3mm screw holes Connection method: Connection Output Module size: Length 70mm width 36mm height 13mm Single module: 50 g Applications: 1, DIY a power supply, 12V can input and output can 12-50V adjustable. 2, the power supply for your electronic device, according to your system can set the output voltage value. 3, as the car power supply for your laptop, PDA or a variety of digital products supply. 4, DIY a mobile notebook power supply: 12V coupled with high-capacity lithium battery pack, so you can go where light where books. 5, solar panel regulator. 6, to the battery, rechargeable lithium batteries. 7, driving high-power LEDlights. Package Included: 1 x DC DC boost converter Constant Current Mobile Power supply 10A 250W LED Driver Payment Method Shipping Policy Returns & Refund Policy Feedback Payment Method EBAY Managed Payment. But we only Accept your Ebay Address , please Make sure it's 100% right. Payment must be received in 5 business days of auction closing. Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order. Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched. Shipping Policy 1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand. 2. 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