Specification: Name: Butterfly Garland String Lights Material: Copper wire +??plastic Power Source: Battery Powered Switch: ON/OFF & MODE Light color: Warm White Function: always bright + flash LED Quantity: 3M 20LED/6M 40LED/10M 80LED(Optional) Butterfly Color: Purple/Yellow/Transparent(optional) Butterfly Size: 6CM/2.36 IN Power by: 3AA Battery (battery not included) How to Use: Just put the 3AA batteries into the battery box and turn it on.Create a festive feeling for the holidays. Package Included: 1 x LED butterfly string light Notes: 1. Due to the slight color change of manual measurement and different display settings, please allow a difference of 1-3 cm. 2. The light string is waterproof but the battery box is not waterproof, please pay attention during use.