Digoo DG-KF15 Pet Dog Cat 5 in 1 Wireless 433Mhz Anti-Lost Remote Control Smart Tracker Key Finder Purse Tracer Locator Tag Alarm
Attach the color-door receivers to your frequently lost items with the key rings or double sided adhesive tape
Press and release the corresponding color-coded buton on the transmitter.
If the receiver is in range, it will beep and meanwhile the LED indicator will flash.
If no is heard, change your location or use new batteries and press the button again.