GT3 Pro is the upgraded format from the GT3. Featuring USB-C charging and discharging function, it supports a 100W 5A super fast charging and discharging. Adopts three XHP70.2 LEDs, and runs on four 21700 Li-ion batteries, it emits a max 27000 lumens output on Turbo and delivers a distance up to 707 meters. LCD display, IP68 rated protection, portable lanyard ring, GT3 Pro is a must-have for outdoor activities i.e. searching, camping, etc.