Model Number: GT02-#9737 Brand Name: Wearable Key Specifications/Special Features: Feature: GPS + GSM + GPRS network positioning system Broadband power design, wide voltage input range Obtain location information via SMS or GPRS (TCP) Support location services platform access, query location more convenient Real-time tracking LED indicator GSM: 850/900/1800/1900 quad band GPRS: class12, TCP/IP Working voltage: 9-50V DC Working current: ≈22mA (12VDC) or ≈12mA (24VDC) GPS locating time: cold start≈38s (open sky, warm start≈32s, hot start≈2s(open sky)
GPS precision: 10m (2D RM)
Working temperature: -20°C to +70°C
Working humidity: 20% to 80%RH