Mikasol Fairy String Lights, 4 Packs Led Fairy Lights Battery Operated Waterproof Copper Wire with Remote Control Fairy Lights for Bedroom. Firefly Lights Christmas Lights 8 Modes (16.4 ft/Warm White)Size:4 Packs | Color:Warm White Specification: Battery Box Material: ABS / PVC transparent cable Light wire material: Copper Wire Color: Warm White LED Qty: 50pcs Light mode: 8 modes Length/string: 16.4ft Beam angle: 360° Working temperature: -30°C ~ 80°C Power supply: 3 X AA batteries Package includes: 16.4 feet Starry Light X 4 Remote Control X 4 Packed well User instruction: ☞Fill up the battery compartment with 3 AA batteries and close it back with a click sound. ☞Spread the copper wire and place it to where you want to decorate. ☞Pull up the safety plastic flake in the remote control and start using. ☞Use the remote control to turn it on/off, change the light modes (refer to the back cover of the battery compartment), adjust the brightness or set a timer which will be 6 hours on and 18 hours off per day. Timing Function Usage: 1.Turn on the string light 2.Select a display mode you want 3.Press the “timer” button, the light will automatically enter the timer mode, light 6 hours / dark 18 hours 4.Do not change the display mode during this time, otherwise you need to re-timer and enter a new round of the cycle (light 6 hours / dark 18 hours) Battery Operated String Lights BATTERY CASE IS NOT FULLY WATERPROOF, please keep it away from water, rain or other humid conditions. Please follow the safety instruction strictly: 1. Use the product in COOL and DRY environments. 2. Do not mix batteries of different brands; DO not use fresh and old batteries together. 3. Purchase AA batteries from only reputable brands and reliable retailers. 4. Remove batteries from the battery case if product is not in use. 5. Check your batteries before installing, stop using if you find any damage or leaking signs of the batteries.