We're really sorry... We don't currently have that one in stock Please add your email and we'll notify you when it's back Email Home» Accessories» Relay Boards Rascal Dc-Dc Volt Boost+DisplayProduct ID HRM402Price: £24.99 (£29.99 Inc. VAT)Quantity PricingQuantityPrice1-4£24.995-9£24.4910+£23.99+- Add to cart« Previous | Next » HRM402: The Mini HRM402 Voltage Booster measures just 64mm x 35mm so it’s tiny enough to fit in other equipment and actually contains a built in LED voltmeter. The output voltage can be turned up to 30V DC by simply turning a small adjuster on the PCB and by pressing a switch on the PCB you can oscillate between the input and output voltage so it’s very engineer friendly! Specs: Input Voltage: 5-30V DC Output Voltage: 5-30V DC Max Output: 1A Display: LED (Built-in) Dimensions: 64 x 35mm Product ReviewsNo Reviews For This Product.Click to review this product