Omala Wireless Rf Item Locator Key Finder with Base Support and LED Flashlight, Pet, Cell, Wireless Rf Remote Item, Wallet Locator.(1 Rf Transmitter and 4 Receivers) (Black) One transmitter, four receivers correlated with the four big buttons on the transmitter ON/OFF button which located at the right side of the transmitter allows you to turn on or off the flashlight easily. This becomes extremely handy when you need to find something in the dark Sounds loud "beep-beep-beep",with flash lights, help you find your things easily ,especially in the dark Wireless search that easily penetrates though walls, cushions and doors with a push of a button.