Item Function: Relay GPS Tracker Mini size easy to hide Main power off alarm Geo-fence alarm & Over speed alarm For Vehicle/Motorcycle/Truck Quad Band LTE-FDD B1/B2/B3/B4/B5/B7/B8/B28/B66/850/900/1800/1900Mhz Built-in high sensitivity GPS&GSM antenna, GPS/GPRS/GSM/SMS Positioning and Tracking SMS tracking on cellphone with maps link. Connect external relay to realize controlling oil and circuit of the vehicle(optional). How to Login Platform Choose Server SinoTrackPRO User: ID number on device Pass: 123456(please change it after you received device) Contact Customer Service How to Activate Online Tracking Send SMS configure the tracker(set IP and APN) to connect platform, the IP: 45.112.204.245(sinotrackpro)port: 8090, please send 3 SMS to tracker below: SMS1: 7100000 SMS2: 8040000 45.112.204.245 8090 SMS3: 8030000 APN APNuser APNpassword(if APN need user and pass) the APN is Acess Point Network of SIM card, if you don'n know APN, please check it with your SIM card operator.or check the apn from here for reference. Tips: The product may be updated constantly , Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use version: B-Asian, African and European versions Material: plastic colour: Black Package Contents: 2 x Tracker Only 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.