Our Hanging Grow lights are designed to hang seamlessly onto our plant poles but can be hung from our window poles using an S hook. With a modern, targeted glow to support healthy indoor plant growth. They include the grow light plus the arm and velcro strap to attach onto the plant. USB powered 10 watt 5VDC, 50/60Hz 3 level dimmable brightness Easy to assemble, energy efficient and made for everyday plant care. Self timer - 8hr/12hr/16hr Cord length from lamp to USB Plug - 193cm ** Light also comes with a 2m extension that can be added. Need longer, you can also purchase extra extensions cord here. 4000k colour While this grow light won't turn your living room into a commercial greenhouse, it provides valuable supplemental light for indoor plants growing in lower-light areas of the home. Distance PPFD (μmol/m²/s) Suitable For 10 cm 160 μmol/m²/s Medium-light foliage plants 20 cm 88 μmol/m²/s Most indoor plants 30 cm 48 μmol/m²/s Low-light plants & supplementation PPFD measured at the centre point directly beneath the light. For best results, position the light 10–20 cm above the plant canopy.