TK109 GSM GPRS GPS Tracker Wrist Watch for Kids / Seniors

Aesthetic
Color：Black
Material：Plastic Connectivity
Frequency Bands：GSM 850/900/1800/1900MHz
Ports：Micro-USB Power & Batteries
Batteries Included：Yes
Battery Capacity (Mfg Rated)：500 mAh
Plug Type：EU Specifications
Estimated Standby Time：15 Hours Package
Package Type：Retail
Package Contents：1*Tracker, 2*Li-batteries, 1*Euro Plug Power Adapter, 1*USB cable(96cm)1* Chinese/English user manual Dimensions us | metric
Depth：18 mm
Height：62 mm
Width：41 mm
Product Weight：55 gFastTech
SKU：4853300
DATE LISTED：5/16/2016Details:Features:High-sensitivity, new workmanship and the most advanced GPS chip
Supports single positioning and continuous tracking
Supports alarming and remote monitoring
Supports fast dial button
Real-time tracking
Can position the holder by call or SMS
In emergency, press the SOS button to have an accurate positioning
Specifications:Network: GSM/GPRS
GSM Band: 850/900/1800/1900MHz
GSM/GPRS Module: Sim900B
GPS Module: SIRF3 chip
GPS Sensitivity: -163dBm
Working Temperature: -20 to 55 degree
Storage Temperature: -40 to 85 degree
Humidity: 5% to 95% non-condensing
GPS Center Frequency: L1, 1575.42MHz
GPS Positioning Accuracy: 5-25m
GSM Positioning Accuracy:100-500m
Speed Accuracy: 0.1 m/s
Time Accuracy: Synchronous with GPS
GPS Datum: WGS-84
Hot Start: less than 1s
Warm Start: less than 38s
Max. altitude: 18000m
Max. speed: 515m/s
Power input: DC 5V