I recieved my 48Lite nunchaku about a month ago and It's been a priceless addition to my performances. It truly amazes me at the brightness of the lights, the sharpness of the patterns, the vividness of the colors, and the extreme life of the battery! Seriously, the battery life is outstanding for how bright and powerful the product is. 100% brightness is SO bright!! Only necessary if the sun is still up, or the room is well lit. I can wow an audience, performing on and off for 6 or more hours at 50% brightness. And 50% is still super bright and vivid! 50% is all the brightness I've ever needed. Impacts are not a problem. I've dropped them a few times on hard surfaces and nothing has changed. My favorite thing about them is producing my own patterns in Photoshop and uploadin...