Continuous Buzzer Big - >100db @30cm, 2500hz Resonant Frequency | Black, Suitable For Car & Industry, 9-24 Dc Volt Usage

Light Weight Piezo Sensor

Electronic LDR Sensor - 3.3V-5V Operating Voltage, Multi Color | Detects Ambient Brightness, Adjustable Sensitivity & Dual Output (Digital/Analog)

Electronic Ultraviolet Sensor - 60 Sec Min Time Delay, Low Power Consumption, Semi-Automatic Usage, 5.5 Voltage, Weight 0.1 kg | Ideal for Testing Applications

Electronic Temperature Sensor - LM35 | IC Material, 5V Voltage, Ideal for Testing Applications

Low Power Pulse Sensor - Heart Shape, Diameter 0.625 inches, Operating Voltage +5V/+3.3V | High Sensitivity, Plug and Play Design, 4mA Current Utilization

MQ6 Gas Sensor - Epoxy Material, Analog and Digital Output | Detects Hydrogen, Carbon Monoxide, Methane, LPG, Concentration: 100-3000ppm

Schottky Diode SMD Resistor - Rectangle, Black and Brown Color | Usage: Electronics Product, Application: Electronic Items

MQ-2, Gas Sensor Module - Epoxy Material, Measuring Range 300-10,000 ppm, Target Gases LPG/Propane/Hydrogen/CO, 5V Voltage | Preheat Duration Over 20 Sec, Ideal for Testing

74hc138 Integrated Circuit - 14 Pin, 0.1 Grams | Application: Electrical Products, Function: Processor, Usage: Electronic Items

5V LDR Sensor - New, 5 Volt, Ambient Light Sensitive | Ideal for Industrial Testing Applications, Mixed Color Design