This product is with the latest GPS chip and GSM chip. It can locate accurately by SMS or internet， provide real-time tracking for: vehicles (anti-theft)， protecting children， the old， vulnerable loved ones， the disabled， pets， etc. 

Features: 
Mini and portable. Waterproof IP66. 
Smart LED light， can automatically light on with ambient light. 
GSM quad band network， all global GSM locaion. 
Built-in WIFI. WIFI safety zone make more accuracy indoor. 
Tracking via website/IOS APP/Android APP/wechat/SMS. 
Trajectory playback. Geo-fence. 
Voice monitor. Low battery alarm. 
Provide real-time tracking for: vehicles (anti-theft)， protecting children， the old， vulnerable loved ones， the disabled， pets， etc. 

Specification: 
Color: blue， gray(optional) 
Support language: English， Chinese 
GSM network: 850/900/1800/1900MHz 
GPRS  standard: Class 12， TCP/IP 
GPS positioning accuracy: 10-15m 
WiFi positioning accuracy: 0-30m(covered with WiFi signal) 
Working temperature: -20℃ to 70℃ 
Working humidity: 5% to 95% RH 
Package size: 8.5 * 8.5 * 4.5cm / 3.4 * 3.4 * 1.8   
Package weight: 115g / 4oz   

Note: 
Prepare for work: Please choose GSM network -based Micro-SIM card(same as for iPhone4) for the product. 

Package List: 
1 * GPS Tracker 
1 * Neck Strap 
1 * USB Cable 
1 * User Manual