The Bluetooth Smart powered keychain


jayster keychain find your keys using bluetooth smart technology

Replaceable battery
24-month battery life. Enjoy the specially designed case for easy battery replacement.


 Customize it!
Choose a custom style and color to show off your new gadget or just make it your own.


iOS and Android
Everyone should be able to cure forgetfulness. See below for a list of supported devices.


Listen for lost keys
Turn on the alarm to hear missing keys and find them fast!


You’re getting warmer
The hot/cold gradient indicates how close or far away lost keys are.


Protect the nest
An alarm will sound if your phone and keys separate beyond 15 ft.



Map that Jayster
Log GPS locations of where your Jayster was last seen


Product Details

Alarm mode: Sound an alarm to help find missing keys.

Find mode:  You’re getting warmer! Includes a hot/cold sensor that indicates how close you are to the device.

Nest mode: An alarm will sound if your phone and keychain separate beyond approximately 15 feet. Use this feature in restaurants or at work to prevent leaving valuables behind.

Map Mode: Log GPS locations of where your Jayster was last seen

iOS devices: iPhone 4S, iPhone 5C, iPhone 5S, iPod Tough 5th gen, iPad 3rd and 4th gen, iPad mini. iOS compatibility: iPhone 4S: iOS 5 / iOS 6 or later; iPhone 5S: iOS 7 or later
Android devices: Any Android-powered device with Bluetooth Smart Ready (BLE 4.0) running the latest 4.3 OS.

Replaceable battery: Model CR2450 Lithium Coin Battery, (avg. battery life: 18-24 months)

Wireless technology: Bluetooth® 4.0 / Bluetooth Smart
Range: 0-50 ft. (Bluetooth signal can reach 150 ft. – 50 ft. limitation is embedded in most iOS and Android devices )
Size: 32.5 mm (H) x 30 mm (W) x 9 mm (D)

15% off your order! Use code: SUMMER