Handheld Scientific, Inc.Page 4 of 251. Introduction & Quick StartThank you for purchasing our Bluetooth Adapter for Keyboard and Mouse. An illustration of theBT-500 is shown below:The following picture shows the typical use of the Adapter.The following quick-start explains how to set up and use the adapter without going through thewhole User Manual.1. Plug the Adapter into a USB power source which can be a battery power bank, a wallpower supply or a USB port on a computer. The blue LED should start blinking.USB Device (Male) PortFor Power and/orConnecting to ComputerUSB Host (female) PortFor keyboard/mouseMode ButtonGreen LED forDevice StatusBlue LED forBluetooth StatusDust Cap