Technical information : Total length : 40.75 inches Handle length : 11.22 inches Blade diameter : 1 inche Handle diameter : 1.37 inches Handle material : Aluminium weight : 0.8 lbs Blade material : Optical resistant polycarbonate with Micro L.E.Ds inside Battery Recharge Time : 2 hours 4 Hours autonomy The improved points : DESIGN : A new generation pixel blade (contains small L.E.Ds to cover the inside of the blade) A futuristic handle redesigned, inspired by the best parts of the V6 and V7 with a new premium coating. We have hidden the charging plug inside the saber with easy access from the bottom to keep a good visual aspect. ELECTRONIC : A new V8 electronic board containing the latest generation microprocessor to control 100% of the light of the PIXELs inside the blade and the sound effects. New 3-dimensional motion sensor (to produce the saber sound when you move the saber and to control parameters by gestures! Easier to use with the help of two small new buttons and gestures (change color, select sound mode and light effect...)