Feature 1Support for GPS/Beidou+WIFI+LBS positioning, accurate positioning, no need to worry about theft. 2IP67 swimming grade waterproof, have good performance even in outdoor environments or bad weather conditions. 3Large volume, clear voice transmission, remote voice feedback, good sound quality, not easy to be ignored. 4Long standby time and fast charging can effectively reduce the situation of being unable to use because of no electricity during use. 5Timely reminder function, just in case, low battery alarm function, practical design and more humane.Item Type: GPSLocatorColor: Black and WhiteMaterial: Nylon Belt+PCBasic Functions: Multiple positioning, remote calling, voice feedback, super waterproof, electronic fence, low battery reminder, long standby, historical track, fast charging, feeding reminder, sleep monitoringPositioning: Support for GPS+Beidou+WIFI+LBS Precise PositioningGSM Frequency Band: 850/900/1800/1900Positioning Data Upload: Default Upload Every 10 MinutesBattery: Gel Polymer 420 MAHWorking Voltage: 3.3-4V DCWorking Environment Temperature: -20-50Working Environment Humidity: 20-80%RHGPS Positioning Time: Cold Start 38s, Warm Start 32s, Hot Start 2sGPS Sensitivity: -159dBmWaterproof Rating: IP67 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x GPSLocator1 x Power Cable1 x Screwdriver1 x Card Picker2 x Screw1 x Tie1 x ManualNoteThe product is a 2G network, only South Korea, Japan, Taiwan, Australia, and Singapore cannot be used.