1There are two LED lights in the dial, which can be turned on at any time. When not in use, the lights will automatically be up. 2With 21 ranges, it can measure DC current, AC current, DC voltage, AC voltage, resistance, on-off discrimination, dB LED 3High sensitivity and high precision, it can measure low voltage and high impedance 4The panel is more wear resistant and the handheld design make it easy to carry 5This multimeter has overload protection function.Features: 1. There are two LED lights in the dial, which can be turned on at any time. When not in use, the lights will automatically be up. 2. With 21 ranges, it can measure DC current, AC current, DC voltage, AC voltage, resistance, on-off discrimination, dB LED 3. High sensitivity and high precision, it can measurelow voltageandhigh impedance 4. The panelis more wear resistantand the handheld design make it easy to carry 5. This multimeter has overload protectionfunction. Specification: Condition: 100% Model:KT7244L DC voltage: 0.1V / 0.5V / 2.5V / 10V / 50V / 250V / 500V 3% AC voltage: 10V / 50V / 250V / 500V 4% DC current: 50A / 2.5mA / 25mA / 250mA / 10A 3% Resistance: 2k, 20k, 200k, 2M, 20M3% Continuity test: BUZZ Decibel test: -10~ + 56dB Color: Red Power: 1.5V AA battery *2, 9V 6F22 battery *1 Working temperature: 0~40C; humidityFuse: F0.5A / 250V, diameter 5x20mm F10A/250, diameter 5x20mm Accuracy: DC3%, AC4% Calibration period is one year Environmental conditions to ensure accuracy: 18-28humidity less than 75% RH Weight: Approx. 320g / 11.3oz Size: Approx. 168 * 95 * 46mm / 6.6 * 3.7 * 1.8in Package List: 1 * Multimeter