... : 1. Power: DC6V, DC4.5V, DC3V 2. Function: Sound active, 5 flashing, Wifi 3. Battery: Requires 4AAA, 3AAA, 2AA batteries. 1 ... . Prompt delivery for stock items. 2. For customized logos, about 5-7 workdays. Application: Products promotion, election, festive gatherings, night cubs ... team to make best designs for customers 6. Good after-sell service Comparison: 1. Our EL panels are with higher brightness ...