There is a switch inside. Turn on and stars on the hat will blink led red.
Payment: We accept PayPal only. All major credit cards are accepted through secure payment processor PayPal. Payment must be received within 7 days of sale closing. All unpaid sale(s) will be forfeited. Shipping: Items will be shipped within 1 business day of payment received. Items are shipped from IL, USA. Items will be shipped USPS, sometimes UPS. Returns: If you received damaged item or item we sent is not as described, please let us know about a problem via message system in 5 days after you received package and return it within 14 days for a replacement or money back. Items must be returned in their original shipping and item packaging and should not be used. International Shipping: We are not responsible for any custom duty or import tax. Sorry, no returns for international buyers. We ship out items usualy in 1 business day, please understand that package arriving delays are not our fault.