1This LED crochet hook has a rechargeable handle with built-in battery 2There are 2 mode of strong and weak light that you can switch 3The handle itself can be used as a small flashlight, very convenient 4This set comes with nine replaceable hook tips in various sizes 515 minutes fast charging with USB, and there will be a indicator light after chargingProducts details:- : Crochet hooks are implement used to make loops in thread or yarn and to interlock them into crochet stitches. This is a LED crochet hook set which can light up when using, great to make your knitting work more fun. Features: This LED crochet hook has a rechargeable handle with built-in battery. There are 2 mode of strong and weak light that you can switch. The handle itself can be used as a small flashlight, very convenient. This set comes with nine replaceable hook tips in various sizes.15 minutes fast charging with USB, and there will be a indicator light after charging. Specifications: Handle Color: Purple Handle Length: 15.5cm/6.1in Bag Size: Approx. 18 x 10 x 3cm/7.1 x 3.9 x 1.2inReplaceable Tips Size: 2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm Charging Time: About 15 minutesWorking Time: About 7 to 9 hoursReplaceable USB Type: Trapezoidal cable for mobile phone chargingWeight: 135g(approx.) Package Includes: 1 x Handle 9 x Hook Tips 1 x Wrench 1 x USB Cable 1 x Bag