Ultra Thin Card Shape itrack 3 Bluetooth Anti-lost Smart Finder Tracker

• Dimension: 85mm*54mm*2.5mm      
• Alarm volume: 98dB
• Weight: 10g(with battery)  
• Available color: black and white (Custom color support)
• Indoor working distance: 10-20M 
• Outdoor working distance:30-80M     
• Working hours: 24-30 months   
• Compatible Device: IOS8.0 or newer; Android 4.3 or newer                      
• App manage device: 5pcs online