3.5CM Cotton Balls Christmas Lights Outdoor Garland LED String Lamp Patio Bedroom Party Holiday Lighting New Year Wedding Decor 3.2M battery

**The difference between Battery, USB, EU Plug and Remote Control**
1.Battery: Can turn on/off the light, with flashing function. 1.5M is powered by 2 pieces AA batteries. 3M-7.5M are powered by 3 pieces AA batteries. Please follow the battery box`s instructions "+" and "-" poles to install batteries correctly.

2.USB: Fit for USB power ports, such as USB sockets, mobile power supplies, laptops, etc. It has not adapter, charging function. There is only one light mode, no switch light mode function.

3.EU plug: You can switch the light modes  by pressing the simple controller`s button. A total of 8 lighting modes(combination,in waves,sequential,slo glo,chasing,slow fade,twinkle,steady on). It can be plugged into 220V power supply,and 2 EU plug lights can be connected together.

4.Remote control: Remote control`s light string is powered by 3 pieces AA batteries. Please follow the battery box`s instructions "+" and "-" poles to install batteries correctly. Pull out the remote control`s transparent card before using.  
You can adjust the brightness and switch light modes(combination,in waves,sequential,slo glo,chasing,slow fade,twinkle,steady on)by the remote control.You can also press the battery box `s button to switch light modes.