Note:1 strip must be illuminate after opened up completely, don't remove darkness from in a roll, in another case it's going to melt and don't work, that might set off safety problem. The WiFi controller only work with 2 wifi, now not 5GHz. Specification:Type: 360 Round LED Neon Strip lightsInput voltage: AC220-240VPower Plug: EU PlugLED type: SMD 2835LED quantity: 120leds/mWaterproof: IP67Size: Diameter 14mmColor: Cold White/Natural White/Warm White/Red/Green/Blue/PinkCuttable length: Every 1 meter (approximately forty inches)(At Marked)4 Control Methods: No Remote or IR Remote Control or Bluetooth Control or Tuya Wifi Control (only Tuya paintings with Google Home Alexa)Remote Controller: 23keys (Not encompass battery) Package included:No Remote = Neon Strip + EU PlugRemote Control = Neon Strip + Remote + Infrared ControllerBluetooth Control = Neon Strip + Remote + Bluetooth ControllerWiFi Control = Neon Strip + Remote + WiFi Controller