General description Brighten up your home this Christmas with the Premier Christmas Indoor Outdoor Multi Function Battery Operated String Lights. With 400 LEDs spaced approximately 10cm apart on a green cable, these lights can easily blend into most Christmas scenes. They are suitable for both indoor and outdoor use, making them versatile for any occasion. Technical specifications Length: 40m Number of LEDs: 400 LED spacing: 10cm Battery requirement: 3x 'C' batteries (not supplied) Lead length from battery box to first bulb: 30cm IP rating: IP44 (suitable for light splashes) Compatibility and accessories Requires 3x 'C' batteries (not included) Installation Easy to install with a weatherproof battery box Usage Multi-function settings: static, combination, in waves, sequential, slow glow, chasing/flash, slow fade, and twinkle/flash Features a memory chip to remember the last setting used Includes a 6 hour on / 18 hour off timer function to help preserve battery life Can be used