Description: Product Features: This portable hair curler set includes 4 pieces of 3.5CM, 4 pieces of 3CM, and 4 pieces of 2.5CM curlers along with 12 butterfly clips. It operates at a power of 100W and voltage range between110-220V /50Hz-60Hz, reaching a temperature of up to130Usage Instructions: After washing your hair and letting it dry to a suitable level, apply some mousse and comb through thoroughly. Connect the power supply, insert the curler vertically into the charging board, wait for about two minutes until the temperature indicator on the curler changes from black to red before wrapping your hair around itProduct Advantages: The rechargeable hair curler reduces damage caused by high temperatures and prevents burns. It uses PTC heating elements that heat up quickly and stably in just about 3 minutes from room temperature to temperaturePortable Design: The Electric Heated Hair Styling Rollers is compact and easy to carry around making it an ideal beauty companion during business trips or vacationsMaterial & Dimensions: Electric Heated Hair Styling Rollers is made from pp with dimensions measuring at22.5*16.5*14cm with a power cord length of 1.2M Size Chart: 22.5cmx16.5cmx14cm/8.86inchx6.50inchx5.51inchPower cord length:1.2m/47.24inch Package Includes: 12 Curlers,12 Butterfly Clips,1 Storage Bag,1 Base Stand Note: Please allow slightly errors 1-2cm differences due to manual measurement.