Features

Long Standby Time
Compact Size, Easy to Install
High Power Transmission for Long Distance Communication 
High Precision and Fast Receiving GPS Positioning
Large Capacity Rechargeable Battery
User-friendly Charging Instruction
Send Battery Power Information in Real Time
Send AIS Positioning Data in Real Time
Widely Used for Search, Anti-collision, etc.
Voltage Can be Displayed at Shipborne AIS Interface
Send Location Information for AIS Receiver to Display on Charts

Specification
Frequency Range: 161.975MHz/162.025MHz
RF Power: 5W
RF Curret：≤1.5A
Frequency Stability: ±0.5 ppm
Operating Voltage: DC7.4V
Modulation Mode: GMSK
Operating Temperature:-20℃~+60℃
Transmission Frequency Offset: 1.8kHz
Communication Range: About 10nm (Nautical Miles)
Channel Spacing: 25kHz
GPS Data Update Time (Adjustable): 1~30Minutes,Factory Default Setting 2 Minutes
Band Width: 25kHz
Standby Time: ≥15 Days
Battery Capacity: 3000mA

Note: please do not use the product for illegal purposes