Fangrui Product Details Smart Positioning And Search. Anti-lost Device That Supports For Find My Function For For Global Positioning Of Items. Global Accurate Positioning At Any Distance. As Long As There Is An Device (//) Around, The Location Of The Item Can Be Tracked Easily At Close Range. Through The Item Tab Of The Find App, The Built-in Speaker Of For Fineintag Can Play A Sound To Indicate The Location. You Can Easily By Following The Sound Extremely Long Standby Time. Ultra-low Power Consumption Can Last Up To 10 Months. It Means You No Longer Need To Change The Battery Frequently, Saving Precious Time Accessibility: Record Lost Location, Rename Items, Customize Item Icons Connectivity: Bluetooth Technology For Proximity Sensing, Supports Lost Mode Alarm Volume: Built-in Buzzer ( 100 Db) Battery: Replaceable Cr2032 Button Battery Operating Environment: Operating Environment Temperature: -20c To 60c (-4f To 140f) Color: White Material: Abs Package Contents: 1 X Gps Tracker 1 X Instructions In Chinese And