Ergonomic Massage Gaming Chair with Lights Colorful RGB Led lights strip surrounding Up to 358 flicker patterns7 static monochromeSpeed and brightness adjustment Package Includes: Gaming Chair AccessoriesAssembly Tools (*You need to assemble it by yourself! If you have any questions during installation, please contact our staffs, we will solve it ASAP, thank you! Specification: Back Rest Reclining Angle: 90-135° Adjustable Height Range: 10CM Applicable Height: 155-190 cm / 5ft - 6ft 3in Overall Dimension (L x W x H): 60x60x121-131cm / 23.6x23.6x47.6-51.6" Backrest Dimension: 50x82cm / 19.7x32.3" Seat Dimension: 45x43cm / 17.7x16.9" Comfortable Headrest 2-POINTS Lumbar Massage Thickened Sponge Cushion Padded Linkage Armrests Class 3 Gas Lift Weight Capacity: 397lbs Smooth-Rolling Casters LED light remote control NOTE Q1 : Missing screws A1 : In order to avoid the leakage of screws, all the screws will be installed in the screw holes in the corresponding positions of the chair in advance, and spare screws will be attached. Q2 : Only a part of the light work. A2 : The LED pixels quantity can be adjusted: 1.Press "SETTING" for 5 seconds until white strip flash to enter the setup menu 2.Press MODE +/- to adjust the quantity of the LED light pixels 3.Press "SETTING" to finish the setting If you meet any product or package problems, please provide pictures to show us and we will help you solve the problem.