・【Locate The Items】Open the built-in APP function for iPhone or for iPad,click on the sound,and the device will sound a reminder to help you find items quickly ・【Ultra-long Standby Time】Ultra-low power consumption,can provide up to 8-12 months of standby time,which means you no longer need to change batteries frequently,saving precious time ・【Automatic Alarm to Prevent Loss】When the phone exceeds a certain distance from the item,the item will automatically sound an alarm to remind you to take back the forgotten item ・【Widely Usage】It is widely used for luggage,wallet,suitcase,bag,puppy and more ・【Practical Gift】It is a perfect gift for aging parents,forgetful friends and more Specification: ・Compatible platform: iOS ・Compatible device: for iPhone ・How to wear: lanyard ・Wireless sensing distance: unlimited distance ・Weight: 25g ・Size: 41.25mm*37mm*11.5mm ・Material: ABS ・Battery capacity: 210mAh Package included: ・1 x Smart Tracker ・1 x English and Chinese User Manual ・Other things not included