Fairy lights with metal corks - bottle light with metal cork made of 100% aluminium and premium LEDs for long-lasting and sustainable use. Battery operated bottle fairy lights - use of AA batteries (not included) guarantee a long light life. For sustainable use, it is recommended to use rechargeable batteries. The batteries belong in the metal corks and are therefore not visible. LED bottle light with timer – the LED bottle fairy lights up for 4 hours after switching on, turns off for 20 hours and then on again independently for 4 hours. When the timer is deactivated, the cork light chain switches to continuous operation. LED fairy lights for bottles – suitable for bottles with different bottle neck diameters. This allows you to beautifully decorate wine bottles, champagne bottles and many other gal bottles with DIY. We are here for you - Do you have a problem or suggestion about the hellum bottle light chain? Our customer service is happy to assist you with advice and action.