Product Description GPS Tracker Car TKStar TK905 90 Days Standby Traceur GPS Locator Waterproof Strong Magnet Voice Monitor Geo-fence Car Tracker . Brand Name:Â ertengtecItem Size:Â 90*72*22mmScreen Size:Â Under 2 InchesVoltage:Â 12VOut Power:Â 5WSpecial Feature:Â WaterproofGPS type:Â GPS TrackerBattery Life:Â 30 Hours & UpGps Module:Â YesModel Name:Â TK905Battery:Â Rechargeable 3.7V 5000mAh Li-ion BatteryStandby Time:Â Around 90 DaysNet Weight:Â 168gQuad Band:Â 850/900/1800/1900MhzNetwork:Â GSM/GPRSWeb Tracking:Â Lifetime Free UsingAPP Tracking:Â Support IOS and Android, Lifetime Free UsingGPS Chipset:Â U-bloxWaterproof:Â IP65 LevelMagnet:Â Built-in Powerful Magnet |