Different Option has different packing list :

The led lights color is warm white.

1. Lenghth: 2m -20 led lights-2AA  
    * Powered : 2 AA bateries case (bateries not included )
    * Light Mode: Steady on

2.  Length 3m -20-Led Lights -3AA 
     *Items above Powered : 3 AA bateries case (bateries not included )
     * Light Mode : Steady on & Flash 

3.  Length 2m -20-Led Lights -USB
     Length 3m -20-Led Lights-USB
     *Items above Powered : USB
     * Light Mode : Steady on

*** Light color :warm white 
High brightness, low power consumption,Long lifespan
Powered by batteries, the batteries can last about 8 hours.