Product name:cowgirl hat Colors:picture colors Product type: party supplies Gender:Unisex Material: EVA + el wire +PCB board Voltage:3V Powered by : 2 pcs AAA batteries .(not included) Inverter function: Steady on/Slow flashing/Fast flashing/Off Application: Masquerade partyperformance, birthday party, Halloween, carnival and other festival celebrations, cosplay , personalized decoration, etc. How to use:Put 2 pcs AAA batteries in the battery box ,then press the button ,the light steady on ,press again ,the light fast flash ,press again ,the light slow flash ,press again ,the light off . Product name: LED cowgirl hatColors:picture colors Product type: party supplies Gender:Unisex Material: cowgirl hat+ led lights +PCB board Voltage:4.5V Powered by : 3 pcs LR44 batteries .(Included) Function: Fast Flashing/Slow Flashing/Steady On/Off. Application: Masquerade partyperformance, birthday party, Halloween, carnival and other festival celebrations, cosplay , personalized decoration, etc. How to use:Open the battery cover ,put 3 pcs LR44 batteries in the battery box ,with the positive facing the spring ,the negative facing the metal plate, then press the button on the side of the battery box ,the light fast flash ,press again ,the light slow flash ,press again ,the light steady on ,press again ,the light off .Package Including:1pc hat