Super Loud 5V Active Alarm Buzzer Beeper Tracker 9X5.5mm for FPV Racing Drone RC Quadcopter PDB Flight Control (10 Pack)

Style: 10 PCS Specification: Item Name: 5V Active Alarm Buzzer Beeper Tracker Working Voltage: 5V Quantity: 10 pcs Dimension: 9×5.5 mm(±0.2mm) Weight: 7.7g approximately Package Included: 12 x 5V Active Buzzer