uxcell 10 Pcs Faux Leather Housing T Type Clip Connector for 9V Battery

DC 9-15V HYD-4218 Active Piezo Electronic Alarm Buzzer

Ajax Scientific Miniature Light Bulb, 6.15V, 0.50 Amp (Pack of 10)

microtivity IL188 5mm Assorted Clear LED w/ Resistors (8 Colors, Pack of 80)

Ajax Scientific Mes Type Bulb Holder (Pack of 12)

Pair 9V Battery Holder Storage Case ON/OFF Switch w Cap 2 Pcs

Alpinetech 6mm 1/4" Green 12V LED Metal Indicator Pilot Custom Dash Light Lamp PL6-G

Mosuch Battery Holder for (8) AA with Standard Snap Connector : BH383 (1)

100 x 2N2222 NPN TO-92 Plastic-Encapsulate Power Transistors 75V 600mA

LED Diode Kit, CO RODE 3mm 5mm LED Lights Emitting Diodes Assorted Clear Bulbs with (White Red Blue Green Yellow, 300-Pack)