9-in-1 Heads: This hook set contains 9 interchangeable heads in 1, marked with hook sizes from 2.5mm to 6.5mm. Hooks are great for DIY projects or crafts. Ideal for beginners, intermediates or more experienced.2 brightness levels: low or bright for different lighting conditions. Especially perfect for crocheting with dark colored yarns or when you just need more light for crocheting. It can be used as a small flashlight when not installed.Rechargeable USB Charger: This built-in lithium battery can be recharged and reused. Quick charge in 15 minutes and long battery life of 7-9 hours. USB charging can be done by wall adapter, power bank or desktop or laptop etc.Ergonomic handles: Ultra-comfortable silicone handles are easy to grip for long crochet sessions and gives you precise control allowing you to create highly detailed designs.Compact size case: All crochet kits are stored in a PU case, which keeps everything in one place and easy to carry. The perfect gift for any crochet lover.