1. Powered by 3 x AA batteries (not included). 2. Easy to use. 3. Flexible design allows to make any shape as you want, can be used for holiday decoration, art making, etc - Energy saving and environmental protection, low temperature, long life, widely use, can be weaved into various light strip or decoration art.

http://olla.gr/10m-ip65-waterproof-silver-wire-string-light-100-leds-smd-06033-x-aa-batteries-box-fairy-lamp-decorative-light-dc-5v-warm-white-el/