Limited-time deal: Party Lights Dj Disco Lights, Strobe Stage Light Sound Activated Multiple Patterns Projector with Remote Control for Parties Bar Birthday Wedding Holiday Event Live Show Xmas Decorations Lights https://www.amazon.com/dp/B07K7HSKJP/ref=cm_sw_r_cp_api_glt_fabc_dl_66RC5G7TG00MARQ58T7B?_encoding=UTF8&psc=1
[2-Pack] Portable Sound Activated Party Lights for Outdoor Indoor, Battery Powered/USB Plug in, Dj Lighting, Disco Ball Light, Strobe Lamp Stage Par Light for Car Room Party Decorations Dance Parties https://www.amazon.com/dp/B07G51Q4MP/ref=cm_sw_r_cp_api_glt_fabc_6450VVQYV8V64QJSMV2E?_encoding=UTF8&psc=1
Effective and won’t break the bank
A friend of mine uses these: Decent Rave Lasers