... battery.Switch: rotary switch,durable,Avoid light touch type immodesty touch phenomenon Package: Blister PET package(C12 Upgrade, ... , blue, lemon green, orange, yellow, white, pink, black) The product applies to students,home,office,outdoor,emergency eventsfuntion ... usb interface of the flashlight, TF card, SD card, flash card, memory card, all card reader led flashlightthen plugs into the computer's ...