uxcell 5 Pcs DC 3-24V 12mA 85dB Sound Electronic Buzzer Alarm Black 23 x 12mm

eBoot 30 Pieces Photoresistor Photo Light Sensitive Resistor Light Dependent Resistor 5 mm GM5539 5539

DIKAVS 5Pcs 3-24V Small Enclosed Piezo Electronic Buzzer Alarm 95DB w/Wires

Cylewet 5Pcs SFM-27 DC 3-24V Electronic Buzzer Alarm Sounder Continuous Sound Intermittent Beep (Pack of 5) CYT1083

10PCS DC 12V Wired Connector Active Electronic Buzzer 85dB

WAYLLSHINE® 12 Pcs/1 Dozen 2 x 1.5V AA Battery Holder Case Box Black Wire Leads

Uxcell a13011000ux0030 T Type Wired 9V Battery Clip Connector (Pack of 20)

EAONE 60 Pieces Photoresistor Kit, 5mm Photo Light Sensitive Resistor Light Dependent Resistor with Free Box for Arduino DIY and Experiments, GM5539

Ajax Scientific Miniature Light Bulb, 1.5V, 0.30 Amp (Pack of 10)

IDS Faux Leather Housing T Type Clip Connector for 9V Battery (Pack of 10)

LampVPath 20 Pcs 9V I Type Battery Snap Connector 9 Volt Battery Clips Connector Buckle Plastic Housing