This fits your .
Model: WS2811 LED Pixel
light source: F8 RGB
IC Model: WS2811 IC
Quantity: 50 LEDs / Set
LED Shape: Round
Color: Full color, 24-bit
Gray level: 256
Size: Please refer to the picture
The standard operating voltage: DC 5V
Power: 0.3W/LED (15W/Set)
Waterproof: IP68 Waterproof
1: It comes without power supply and controller. You'll need a controller such as an Arduino to use them.
2: The work voltage of the LED string must be 5V DC. Otherwise, it will be burnt out.
3: If you want to hook up more than one string, an external power supply is very necessary.
4: There are small arrows on circuit board to show the direction of the data flow. This will help you confirm the input and output end.
5: If you need the 12V version, please search ASIN: B077WVG3MC
50pcs WS2811 LED Pixel Lights
WESIRI WS2811 Diffused Digital RGB LED Pixel Lights Black Wire Individually Addressable Round DIY LED Pixels Module IP68 Waterproof DC5V 50pcs/Set - B076VBSB3B