battery operated light switch

Swtroom 6.6 FT x 16 Christmas Tree Lights,400 Multi color LED Christmas Lights with 8 Lighting Modes With Remote Control for Christmas Decorations

Swtroom 98FT and 300LED Fairy Lights, IP67 Waterproof String Lights, 8 Lighting Modes for Indoor Outdoor House Holiday Decoration

Home Heritage Luminations Christmas Holiday Party Lights, Twinkly Smart App Control, 16.3-Foot String of Wrapped Dome, 50 RGB LED Bulbs (6 Pack)

Home Heritage Luminations Christmas Holiday Party Lights, Twinkly Smart App Control, 33-Foot String, Straight Wrapped Dome, 100 RGB LED Bulbs (6 Pack)