The LeSat F3 is a fully domestic dual-mode handheld terminal supporting 4G terrestrial and Tiantong satellite communication. Built with Beidou positioning, one-touch SOS and POC intercom, it delivers all-scenario communication capability. Boasting IP68 rugged protection and a 5000mAh long-life battery, it supports fast satellite access and stable signals, ideal for emergency rescue, field work and forest fire prevention.