The gel blaster with the highest FPS (feet per second) is the Gel Blaster Jingji SLR CQB. This blaster has a maximum FPS of around 300, making it a formidable opponent on the field. It features a 7.4v battery for power and can shoot up to 15 rounds per second. The Jingji SLR CQB is a popular choice for experienced players who want a high-performance blaster.