This lot contains 9 interchangeable heads to meet your different needs / li Dim or bright 2 levels of brightness according to various lighting conditions / li Built-in lithium battery can be recharged and reused / li 15 minutes of fast charging and long battery life 79 hours. USB charging can be done by wall adapter, power bank or laptop / desktop etc./li All crochet kits in one case, which keeps everything in one place and easy to carry Product Color: Silicone Handle Specifications: Optional pattern: silicone grip, no silicone grip Hook Material: PC Hook sizes: 2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm Handle length: approx. 12 cm / 12 cm Hook Length: Approx. 44.5 cm / 1.574.5 cm Package size: 18 x 10 x 3cm / 18 x 9.9 x 3cm Color: as shown in picture Weight: about 135 g Package contents: 9 x interchangeable heads 1 x USB charging cable 1 x small wrench 1 x handle 1 x Case Note: 1. Please allow little error due to manual measurement. Thank you for your understanding 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real as the standard. 3. Not just included items, other business.