Features: - Can be used in circuits to demonstrate Ohm's Law - Functions as an additional resistor to extend voltage measurement range - Used to measure unknown resistance - Measures electromotive force and internal resistance of power supplies - Serves as a known resistor to regulate current in circuits - Designed for physics electricity experiments and educational use Specifications: - Resistance Range: 0 to 9999 Ω, adjustable in 1 Ω steps - Housing Material: Plastic - Dimensions: 14 × 10 × 5 cm (5.51 × 3.94 × 1.97 in) - Color: Black - Quantity: 1 pc - Display Type: Analog and digital - Accuracy Class: As specified by manufacturer - Operating Temperature: As specified by manufacturer - Electrical Testing Voltage: As specified by manufacturer - Material: 100% plastic Package Includes: - 1 × Resistance Box Note: - Actual product color may vary slightly due to lighting and screen settings - Measurement tolerance: ±1–3 cm