Easy to Use: Just press the color button on the transmitter to find them. A beep from the receiver will cause you to find the missing item.
COME WITH DOUBLE-SIDED STICKER & KEY RINGS, which means you can attach key finder to TV remote or attach it to your key chain with the rings that come with. Key finder will help you solve the small trouble in the work or life.
POWERFUL, UP TO 30 METERS: Key locator radio frequency can penetrate through walls, floors, cushions, leather, etc, to help find your item up to 30 meters away.
LOW CONSUMPTION: Upgraded quality batteries, long lasting, not easy to run out.

Features:
Never lose anything again: a tiny Bluetooth tracker and easy-to-use that helps you find everyday items in second
Attach to anything: designed with a convenient hole, easily hook onto keys or stick to anything
Ring it, Find it: press the button and make it ring when you get close
Find your phone: simply press any of your remote control to make your tracker ring

Operation 
1.    Attach the color-coded receivers to your frequently lost items with the key rings or double sided adhesive tape.
2.    Press and release the corresponding color-coded button on the transmitter.
3.    If the receiver is in range, it will beep and meanwhile the LED indicator will flash.
4.    If no beep is heard, change your location or use new batteries and press the button again.

Specifications:
Sound: 80dB (According to the research, 80db is the best acceptable volume for people to hear, it also loud enough for people to hear in 100ft(open space). If higher more, it will has higher power consumption, and too loud for people to hear in the house.)
Wireless range: 100ft(open space)
Wireless frequency: 433.92MHz

Package Included:
1 x Transmitter ( including the battery)
6 x Receivers ( including the battery)
1 x Base
6 x Mini double-side sticker
6 x Key Chain
1 x User Manual