Product function: Multiple Positioning Mode: GPS+ AGPS+LBS. Worldwide GSM+GPRS 4-frequency System: 850/900/1800/1900MHz. Track: The user's specific location can be inquired through the cell phone APP or the computerFence: Designate an area on the map by setting the device as the center point and the alarm will be triggered off immediately once the user of the device goes into or out of this area. PlayBack: Inquire the moving of the device in the past 3 months anytime and anywhereSOS: In case of emergency, press the SOS button and the device will send out the call and message for help to the . Find Device: The lost device can be found through the APP on the cell phoneVoice: With the highly sensitive microphone, the sound around the device can be heard in real time in case the emergency happens to the user. Remote Power-off: The device can be turned off through the APP on the 's cell phoneRemote Restart: The device can be restarted through the APP on the 's cell phone. Intelligent Power Saving: The device turns off/on the GPS and data upload in the time range specified through the APP on the 's cell phoneSpecial Feature:Internet ConnectedBattery Life:30 Hours & UpOut Power:0.8WModel Name:G06Voltage:5VGps Module:YesGPS type:GPS TrackerStandby to 10daysWorking to 5- ( depends on the upload interval )GSM network: ( band) 2G GSM , 850/900/1800/1900MHzGPRS standard: Class 12, TCP/IPGPS Positioning accuracy: 10-15mBattery 850mahStandby time GSM standby (GPSclosed) 15 daysGPS standby (10 minutes once positioning) 100hoursGSM/GPS Antenna Built-in designWorking ptemerature: -20℃ ~ +70℃Working humidity: 20% ~ 80% RHPositioning time cost (open ) Cold start 38 SecWarmstart 29 SecHot start 5 SecHost size: 50 x 30 x 15mmRFPA RDA6625EHost weight: 30gVoice Recorder and Monitor YesSMS coordinate Yescolor:Photo colorMaterial:plasticPackage Contents:1 x GPS TrackerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.