FEATURES 1. ON/OFF Press & hold for 3 seconds to power the device on or off. 2. HEAT LEVEL Press the button to toggle the heat level. 1st gear - 160 C / 320 F 2nd gear - 180 C / 356 F 3rd gear - 200 C / 392 F 3.WORKING INDICATOR Lights on after turn on. 4. ANTI-SCALD The anti-scald tooth comb is higher than the heating tooth comb to protect the ..