The Triton T2 has a capacity of 120*, 200, 300, 400 and 550 grams. The 120g ,300g and 550 grams reads in 0.1g increments * (the 100g version was replaced with the new 120g version).The 200g and 400g reads in 0.01g increments. The protective hinged cover doubles as an expansion tray. Batteries are included.