The WiFi Finder Plus from Kensington® offers hassle-free working while you are on move. This device is capable of indicating the signal strength of 802.11b, 802.11b/g and Bluetooth enabled networks within range. It also incorporates a separate indicator which illuminates when in range of active Bluetooth® enabled device or network. This detector filters out other 2.4 GHz signals from cordless phones, cell phones and microwave ovens. This compact unit fits comfortably in the hand and attaches easily to a laptop carrying case or keychain.