Lowe's has GE StayBright 100-Count 24.7-ft LED Christmas String Lights for $5.98.
White LED: https://www.lowes.com/pd/GE-StayBri...ED-Plug-In-Christmas-String-Lights/1000272471
Multicolor LED: https://www.lowes.com/pd/GE-StayBri...ED-Plug-In-Christmas-String-Lights/1000272479
White LED: https://www.lowes.com/pd/GE-StayBri...ED-Plug-In-Christmas-String-Lights/1000272471
Multicolor LED: https://www.lowes.com/pd/GE-StayBri...ED-Plug-In-Christmas-String-Lights/1000272479