Features: 1.Our crochets are made of high quality ABS, PVC, PC material, safe 2.No matter you are knitting lover or crochet learner, this crochets set is convenient and practical for you 3.Hooks are battery operated with a simple on/off switch. You can control it according to your will 4.There is different size marked on the handle to help you find which size you need clearly 5.The design of LED light, especially perfect for crocheting with dark colored yarn or when you just need more light to crochet by specification:Descriptions: Do you love crocheting but find it difficult to keep up, when you are knitting dark colored yarn or the light is not bright enough? This crochet hook with led light will help you. No matter you are knitting lover or crochet learner, this crochet is convenient and practical for you. Our crochets are made of high quality ABS, PVC, PC material, safe. No matter you are knitting lover or crochet learner, this crochets is convenient and practical for you. Hooks are battery operated with a simple on/off switch. You can control it according to your will. There is different size marked on the handle to help you find which size you need clearly. The design of LED light, especially perfect for crocheting with dark colored yarn or when you just need more light to crochet by. s: Material: ABS + PVC + PC Battery: 3 x LR41 button batteries Crochet size (Optional): 2.5 mm/0.09", 3.0 mm/0.11", 3.5 mm/0.13", 4.0 mm/0.15", 4.5 mm/0.17", 5.0 mm/0.19", 5.5 mm/0.21", 6.0 mm/0.23", 6.5 mm/0.25" Length: aprox.155 mm/6.10inch Package included: 1 x LED Crochet