Features: 1.Button is Illuminable: The Hz button can emit red or green light, indicating the strength of non-contact detected AC voltage, checking live wire check or testing continuity. 2.No Need to Switch Design: Without switching, the multimeter can automatically detect AC/DC voltage, AC/DC current, Hz, continuity, resistance, or V-Alert non-contact voltage detection and live wire check. 3.Dual Side Probe Holder Design: The probe can be fixed in holder for easy single-hand measurement; or the probe is stored in the holder to prevent being hurt, safe to carry. 4.Recoverable Fuses: Recoverable fuses can save your repair time and cost. 5.Protective Case: It features a protective case for protection against shocks, friction and bumps. This case is detachable and easy to replace. Specification: Display: 6000 counts DC Current: 200mA ±1.23 AC Current: 200mA ±1.55 DC Voltage: 600V ±0.83 AC Voltage: 600V ±1.25 Resistance: 6000ohm ±1.23 Frequency: 1000Hz ±1.05 V-Alertnon-contact voltage detection: beep alarm sounds and Hz button flashes Live Check: alarm beep sounds, LCD screen display LIVE, Hz button lights red Continuity: If the resistance is less than 30ohm, the beeper sounds Power: 1.5V AAA * 2 not included Size: 139*83*36mm Specifications DIY supplies: electric AC current: 200mA Model: ADMS6 AC voltage: 600V Size: 139 * 83 * 36mm Measuring resistance range: 6000 ohms DC voltage: 600V Operating mode: Auto range Working temperature: 0-40 °C Screen type: digital screen Measuring inductance range: N / A DC current: 200 mA True RMS: Yes Continuity: Yes Maximum display: 6000 count Backlight: Yes Data retention: yes Battery: 1.5V AAA * 2 not included Smart Digital Multimeter: Yes Frequency Hz: 1000Hz Switch function: no need Note: The batteries are not included in the package due to Aviation Security Check. Sorry for any inconvenience caused. Package List: 1 x Multimeter 1 x Testing pen 1 x User Manual 1 x Package Box