Wifi finder Produce description: Have a laptop? travel with it ? ever wish you could quickly and easily find a hot spot for wireless internet connections? whether you are in an airport, another office, coffee bar , or even at home , without having to bootup your computer, the wifi finder will find the strongest wireless(802.11b/g ) signal without fail. Product specification: Detects 802.11b and 802.11g Range up to 200 feet Three super bright led lights indicate relative signal strength One green led light indicates the status of data exchanging Easy to attach to any keychain Uses 2 cr2032 replaceable button cell batteries included Dimenwions:6.7*3.2*1cm Operation manual: 1.Push the button and hold it down. 2.Three red lights sweep back and forth. 3.When the red lights stop sweeping and remain lit , you have located a (802.11b/g) access point within 200 feet. 4.The more red lights that stay lit , the stronger the signal. 5.If the red lights do not stop sweeping, point the wifi finder in a different direction. 6.When green light remain blinking, there are data exchanging in present wifi network. 200pcs/ctn Weight:6.5kgs