Specifications:- Each Light Dimension (LxWxH): 3 3/8"" x 2 15/16"" x 1 3/16""- Material: Abs+Pc- Color: Red (620 to 625nm, 400 to 700lm), Green (520 to 530nm, 1000 to 1500lm), Blue (460 to 470nm, 200 to 400lm)- Input Voltage: 5V/2A- Working Frequency: 2.4G hz- Static Light Consumption: 0.3W- Max. Light Consumption: 5W- Working Temperature: 23 to 113 degrees Fahrenheit- App Support: iOS / Android- Total Net Weight: 1.98 Lbs. Package Contents:- 9x Led Smart Lights- 3x Control Lines- 1x Base- 9x Connectors- 6x Fixers- . Package Content:. Notice: - This Smart Light needs to be used in conjunction with cololight App.- You can download cololight App by scanning the Qr Code on the package, or through App Store or Google Play. Beginner Guide and Using Help in App.- For best lighting effect, it s recommended to connect no more than 11 light blocks on 1 power cord. For connecting more light blocks, please add more power cords.