W1209 - New Digital Temperature Controller Thermostat Module, Standard Size, Green Led Display | Industrial Use, 15v Operating Voltage

Arduino UNO Microcontroller Board - Input Voltage 7-12V (Limit 6-20V) | Custom Size, Blue Color

Monolithic Crystal Filter - 2 Poles, Excellent Shock and Vibration Resistance | Ideal for Radio Communications with Enhanced Guaranteed Attenuation

TP4056 1A Li-ion Lithium Battery Charging Module - Dimensions: 25x20x6mm, Color: Blue, Type C Input Voltage: 4.5V, Output Voltage: 5.5V | Features: Current Protection, Indicator Light, Charging Accuracy: 1.5%

Aluminium Plastic Integrated Circuit - 220 Volt Rated Voltage, Grey and Metallic Color, 50Hz/60Hz Frequency, AC/DC Power Type | Custom Size Design

3S 12.6V 6A BMS Li-ion Lithium Battery Protection Board - Industrial Grade, Green Color, Over Current Protection 10A, Operating Temp -40 to 85°C

18650 Lithium Ion Battery - 2000 mAh Capacity, 3.7V Voltage, 65x18mm Dimensions, Lightweight 35g Design

W1209 - New Digital Temperature Controller Thermostat Module, Standard Size, Green LED Display | Industrial Use, 15V Operating Voltage

Lithium Battery Charger Module - Lithium, 3.7V Output, Standard Charge Current, Green Color | Industrial Use, Rated Voltage 12V

3 Series 40A 18650 Lithium Battery Protection Board - 12V Standard Capacity, Green Color; Ideal for Industrial Applications

ACS712 - 20A Range Current Sensor Module - 4.5V to 5.5V DC Voltage, 100mV/A Sensitivity, -20 to +20A Measure Range, Ideal for Industrial Use