... Attach this to children, pet Safety Wristband Anti-Loss Alarm Device - For Child, Pet, baggage, MobileProduct Description:Locking wrist strap keeps ... a room. In this mode, if you go searching for your lost item, you get a strong beep and vibration ... easier to find. Components: - Keychain Receiver - Wristband Transmitter - Keys for Wrist Strap Transmitter Frequency: 433.92MHz Alarm Output: 80dB Control ...