From the Enchanted Garden Collection Features: Set includes six branches Pre-lit with 18 lights per branch Bulb color: yellow(lights are clear on product but when lit will show color) Bulb size: micro Twig color: white Hand wrapped stems Additional product features: UL listed for indoor and outdoor use Total lighted length:8' Space between branches:20" Lead cord: 5' Black adapter included and stakes included Adapter input: 120 volt AC 60 hertz .08 amps Adapter output: 28 volt AC .107 amps Cannot connect multiple stems together each will require their own power source Material(s): glass bulbs/PVC plastic/various man made materials