ITEM NAME:DC-DC Step Up Power Apply Module Booster Power Module USB Charger Converter 1pc Descriptio n Description: Module properties: non-isolated step-up module (BOOST) Input voltage: 2.6-5.5V Input Current: 0-3A Output voltage: 5V Output current: 0-2A Operating temperature: -40Â °c to +85Â °c Working frequency: 1.2MHz Conversion efficiency: up to 93% Short circuit protection: Yes Over-temperature protection: Yes (Over-temperature automatic shutdown output) Input reverse polarity protection: No (please install diode at input port) Power indicator: 3.6V Red LED Light Specifications: DC 2.6-5.5V to 5V 2A non-isolated step up (boost) module. Max 2A output, up to 93% conversion efficiency. With red green battery indicator, the red led lights up when it lower than 3.6V. With over-current protection, over-temp protection to protect the circuit. USB output interface, used for mobile phones, Ipad, MP3, PSP, etc. charging power supply DIY. Package Included: Package Include: 1x DC-DC Converter Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! DC-DC Step Up Power Apply Module Booster Power Module USB Charger Converter 1pc.Module properties: non-isolated step-up module (BOOST). DC 2.6-5.5V to 5V 2A non-isolated step up (boost) module. Power indicator: 3.6V Red LED Light. With red green battery indicator, the red led lights up when it lower than 3.6V.