Description: This product is to increase output voltage for battery bank from +5V DC to +9V DC, keep +9VDC/1000m A stable output if battery bank works normally. Specifications: Brand Name: FXTModel Name:FX108 Item Name: Boostup Voltage Regulator Input Voltage: +5V DCOutput Voltage: +9V DC @1000m A Working Status Indicator: Blue LEDInput Interface: USB (Universal Serial Bus) Type-AOutput Interface: DC 5.5*2.1MM (90) Total Length: 1000mm Working Temperature: -10 ~ +60 ℃ Working Humidity: 90%RHOperating Temperature: -20 ~ +60 ℃ Weight: 34g Attention: This product is a power transfer one, during working, it touches a little bit burning hot, & the temperature changes by the working environment & the input loading. Warning: Any input loading more than +9V@1000m A is strictly prohibited. Package Included:1x FXT FX108 FPV 5V-9V Boost Up Voltage Regulator