DC-DC Step Up Power Module Output Voltage 5V DC to DC Boost Converter 1.5V 1.8V 2.5V 3V 3.3V 3.7V 4.2V to 5V Regulator Voltage Boost Converter Board 0.9-5V to 5V Widely support: mini DC-DC voltage converter can support 1.5V 1.8V 2.5V 3V 3.3V 3.7V 4.2V to 5V Frequency and conversion efficiency: DC-DC step up power module's operating frequency is 150KHZ with typical conversion efficiency of 85% Dimensions: 11mm x 10.5mm x 7.5mm (ultra-small module, 1mm=0.0393inch); Pin: 2.54MM pitch; Weight: about 1g The DC to DC boost converter can be powered by any suitable DC power source, such as a battery, solar panel, rectifier, DC generator and so on, bringing convenience to your life Specifications: Output voltage: 5V Output current: 480mA max operating frequency: 150KHZ Conversion efficiency: 85% Pin grid spacing: 2.54 mm Size:11mm x 10.5mm x 7.5mm Package included: 10 x DC-DC step up power modules