In March, 2012, Hannon successfully developed "Dual Function Red and Blue Flashing Police Shoulder Lights", which includes five innovative features, and doesn’t need to replace batteries. The predetermined amount is up to 12,000 pieces.
In March, 2012, Hannon successfully developed "Dual Function Red and Blue Flashing Police Shoulder Lights", which includes five innovative features, and doesn’t need to replace batteries. The predetermined amount is up to 12,000 pieces.