GPS type: GPS Tracker Gps Module: Yes Voltage: 5 volts Model Name: G03s mini Out Power: 0.02 watts Item Size: 1.7” x 1” x 0.5” Battery Life: 30 Hours & Up Special Feature: Remote Control Screen Size: Under 2 Inches GPS Geographic Location 2: North America Weight: 0.6 oz Network: 2G GSM GPRS 850/900/1800/1900MHz Positioning Mode: GPS AGPS LBS WIFI BDS APP: Android iOS: 365 GPS Tracking Web: www.365gps.com Working Time: 2days if set upload interval 10 minutes Standby Time: 4 days Funtion: Auto Pick-up Call Voice Monitor Funtion2: Auto Voice Recorder upload to FTP server Listen in APP Feature: Vibration Alarm SOS Low Battery Alarm Feature2: Auto Sound Detection Call Back Alarm Feature3: Remote Control Restart Power Off Power On by Alarm Use for: Tracking Kids Children Elderly Student Car Vehicle Luggage