Volumize hair, flatten side hair & straighten curly hair. No hair damage: Even heat avoids any "hot spot" to overburn your hair safe to use: The comb acts as a protective cover against the heating plate to prevent hair from over burning. Easy to use: Just comb to fix your messy hair. Quick heating: Preheat within 15 seconds. Reduce frizzing & detangling. Long-lasting: Amazing effect maintained throughout the day. Lightweight & ergonomic handle. HOW TO USE: Make sure both hair and beard are completely dry before beginning use. Simply plug in and turn the deluxe beard straightener on. Wait 3 minutes for it to reach the optimal temperature of 120 C. Comb through the hair and beard, going from roots to ends until the desired smoothness is achieved. Multiple passes through the same strands will not damage the hair. When finished, switch the deluxe beard straightener off and unplug it, waiting for it to cool down before clearing away. NOTE: Checking the voltage. Detach the comb from the machine and Turn on, check the lamp is light on, wait till warm up. After 15 seconds for warm-up, assemble comb. Pressing it to the scalp and gently comb. After use, turn it off, plug out and cool down. Keep it in a safe place. Package Including: 1 x multi-function beard straightener