Applicable models:Apple IOS series: iPhone 4s, iPhone 5, iPhone 5c, iPhone 5S, iPhone 6,iPhone 6+, iPod touch5,iPad mini 1/2, iPad 3/4/Air and all other IOS devices, suggeted to up-date to IOS8 .Operation instruction1.Switch on the unit, then push the starting button, search the wallet partner with radio App on device for matching each other.2.When the wallet and device over your setting distance (0 to 30 meter depence on your choice), the wallet partner and device will be alarmed with sound to remind user.3. When use the wallet partner to search device or use device to search wallet partner, push the starting button on wallet partner or touch App on the device, the device or wallet partner will be with beeps sound to remind user. 4The wallet partner can be used for wallet open times records. You can switch ON or OFF this function depence on you are like it or not.5.Anti-lost alarm function:This product has the basic functions of the anti-lost alarms, when the wallet partner does not connect the device, App will record the location of dis-connect, to remind the user to get back their wallet.6Rechargeable function:The product supplies with rechargeable lithium battery, when the lithium battery charged fully, the product can stand by one year around. When the rechargeable lithium battery is low, the blue LED on unit will be flash, please charge the battery with USB cable, at this moment, the LED will be in red and charging status will be shown on device App also, the LED will be switch off after charging full.Noteplease set the SupperPartner (App) runs in background.