This smart tracker helps you track and find your items easily.Perfect for travel or daily use.Attach The Detective to your keys, wallet, briefcase and moreWorks with 'Find My' app on your iPhone, iPad or Mac computers (Siri compatible)You can receive notifications and add additional people to the appIncludes an instruction manualCE, RoHS certified Bluetooth® = 5.2Stand by time = - 6-8 monthsVolume: 80-100dBFrequency range: 2400 MHz - 2483.5 MHzRange/distance: 40 feet indoors, 150 feet outdoors (exact range depends on the presence of any obstacles or interference)Battery: 1 replaceable button 3V CR2032 battery (210 mAh)iOS: iPhones/iPad with iOS14.5 and later