Mini GPS Tracker Transmitter Location Tracking Transmitter Car Truck Motorcycle Feature: Real-time tracking. Vibration or displacement or lack of current or overspeed alarm. Main power failure alarm. ACC detection. Geographical fence. Historical route. AGPS positioning. Specification: Frequency: GSM 850 or 900 or 1800 or 1900 MHz GSM or GPRS Network: GSM or GPRS Operating voltage: 12V-36v Location time: Cold start 35-80 seconds hot start for 1 second Location accuracy: 5m Operating temperature: -20-and 55 Size: 88 x 50 x 20 mm. Notice: Please allow 1-3 mm deviation due to manual measurement. Due to the different display and light, the picture may not show the actual color of the item. Thank you for your understanding. Package Include: 1 x GPS tracker 1 x double-sided sticker 1 x user manual