5X LED Anti-Lost Key Finder Locator Keychains Whistle Beep Sound Control 2

Description: - LED key audio induction anti-lost device with whistle, smart key finder old emergency caller mobile phone pendant - Just the whistle finder and the key together, turn on the switch on the back, and whistle to make a drop - Sound, you can always find the key - Can be placed in a bag or other items to prevent the loss! Can also be used as a mobile phone pendant - Effective range: generally 8 to 10 meters Package Includes: 5Piece Key Finder Keychain Note: Random Color