Hair Roller Set: Includes 6 large hair rollers and 4 small hair rollers. Large diameter: 3cm/1.18 inch, small diameter: 2cm/0.79 inch. Heated Roller: This device uses a PTC heating element, allowing the hair rollers to heat up in approximately 3 minutes for fast and stable performance. Maximum temperature: 160°C. No Hurt: Designed to reduce heat damage to hair and help prevent burns during use. Portable: Compact and lightweight, ideal for creating stylish hairstyles while traveling or on the go. Can also be used as a hair hoop to roll up bangs for daily makeup or face cleansing routines. DIY Styling: Use these 10 hair rollers to create various hairstyles at home. A thoughtful gift for mothers, wives, girlfriends, and friends who enjoy hair styling. Specification: Power: 70W Product Dimensions: 10cm x 10cm x 20cm / 3.94 inch x 3.94 inch x 7.87 inch Package Includes: 1 Electric Heated Hair Roller with Hair Clips (US Adapter) 1 Portable Storage Bag 1 User Manual Note: Please allow slight measurement variations of 1-2cm due to manual measuring. Due to differences in lighting and screen settings, the actual product color may vary slightly from images shown.