Feature 1、Powerful Transmit Power: With a maximum 12.5W transmit power, built in rechargeable battery, can work continuously for 360 hours ensures a strong and reliable signal. 2、Advanced AIS Technology: Adopts AIS technology which delivers real time and precise tracking information to ensure safety and accuracy. 3、Practical in Use: AIS real time monitoring, can find fishing nets in time to reduce fuel consumption, prevent net losses, and find the location of ships in time to prevent collisions. 4、GPS Positioning: Real time accurate positioning, transmitting AIS position, heading and speed information, accurately find fishing nets and prevent collisions. 5、Waterproof: The IPX67 waterproof rating, ABS and PC housing with silicone seal make it waterproof under a water depth up to 15m and withstand different environments. Item Type: Marine AIS GPS Location Tracker Material: ABS, PC Transmit Power: 12.5W Working Temperature: -20 To +60 Degrees Celsius Housing Color: Yellow Housing Material: ABS, PC LED Indicator: Red Working Hour: 360 Hours Continuously Waterproofing: IPX67 Technology: AIS Battery: Rechargeable 2800mAh Lithium Battery Comply Standard: IEC-62287 IEC 62287-2 Ed. 2.0:2017 Package List 1 x Marine AIS GPS Location Tracker1 x Charger Note The network search requires an AIS base station near the product to receive it