802.11b/g Pocket-Size WiFi Locator Keychain w/LED Flashlight - Find a Wireless Signal Anytime and Anywhere! 802.11b/g WiFi Signal Locator General Features: Black and silver color One button design for easy activation Detects 802.11b and 802.11g signals up to 200-feet away (60 meters) Green light indicator for a strong signal Red light indicator for a weak signal Built-in LED flashlight