47µH Coil Shielded SMD Power Inductor YAGEO 1000pf 1nf 50V SMD Capacitor (Pack of 4000) These are Carbon Film Resistor

These are Carbon Film Resistor with a value of 56k ohm 1/8W and tolerance of ±5%

It's a Rubber Duct GSM External Antenna with a height of 5 cm (2 inches)

DC 30V @10A Relay ON Active LOW Size 135

These three-terminal devices can be used to vary the resistance between 0 to 47k ohms by simply rotating the knob

Voltage 3V

47µH Coil Shielded SMD Power Inductor YAGEO 1000pf 1nf 50V SMD Capacitor (Pack of 4000) These are Carbon Film ResistorThe 47uH 12mm SMD Inductor is a compact, surface mount power inductor designed for high current and low loss Applications. With a 12mm package size, it offers excellent inductance stability and low resistance, making it ideal for power supply circuits, DC DC converters, and filtering Applications in various electronic devices. Features Inductance: 47H (microhenry) Package Size: 12mm (SMD) Current Rating: Suitable for high current Applications Low DCR