Total length of string from first to last LED is 32 metres, plus power cable. Cabling for this product is black. This light string combines 400 bright, colorful red/green/blue LEDs, a Wi-Fi/Bluetooth controller and a state-of-the-art smartphone application, ready to perform amazing animations easily and quickly. Twinkly offers a wide variety of stunning effects, ready to be played and customized, and full access to the online gallery, where new animations are always available for download. Multiple Tinkly devices can be synchronized together (up to 4000 LEDs or 10 devices – in good wi-fi coverage) for impressive scenery installations. This string also features music-sync and smart home integration with Google Assistant and Amazon Alexa.