Specification: Descriptions: Do you love crocheting but have trouble keeping up when knitting dark colored yarns or the light isn't bright enough? This hook with LED light will help you. No matter you are knitting lover or crochet learner, this crochet hook set is convenient and practical for you. Features: Our hooks are made of high quality ABS, PVC, PC, safe. No matter you are knitting lover or crochet learner, this crochet hook set is convenient and practical for you. The hooks are battery operated with a simple on/off switch. You can control it according to your will. There are different sizes marked on the handle to help you clearly find the size you need. The LED light design, especially perfect for crocheting with dark colored yarn or when you just need more light to crochet. Specifications: Material: ABS + PVC + PC Quantity: 9 Battery: 3 x LR41 button cell Hook size: 2.5mm/0.09", 3.0mm/0.11", 3.5mm/0.13 ", 4.0mm/0.15", 4.5mm/0.17", 5.0mm/0.19", 5.5mm/0.21", 6.0mm/0.23 ", 6.5mm/0.25" Length: Approx. 155mm/6.10in Package Included: 9 Pcs LED Hooks