Specifications: Material: ABS Safety Index: CAT II 600 V, CAT III 300 V Display Count: Max. 4000 Jaw Opening: 28 mm Auto Power Off: 15 minutes Range: Auto Current Range: 4.000 A/40.00 A/400.0 A Current Resolution: 0.001 A/0.01 A/0.1 A Current Frequency: 50 Hz to 100 Hz Current Frequency Resolution: 0.1 Hz AC Voltage Range: 4.000 V/40.00 V/400.0 V/600 V AC Voltage Resolution: 0.001 V/0.01 V/0.1 V/1 V AC Voltage Frequency: 10 Hz to 10 kHz Voltage Frequency AC Resolution: 0.01 Hz to 0.01 kHz DC Voltage Range: 400.0 mV/4.000 V/40.00 V/400.0 V/600 V DC Voltage Resolution: 0.1 mV/0.001 V/0.01 V/0.1 V/1 V Resistance Range: 400.0 Ω/4.000 kΩ/40.00 kΩ/400.0 kΩ/4.000 MΩ/40.00 MΩ Resistance Resolution: 0.1 Ω/0.001 kΩ/0.01 kΩ/0.1 kΩ/0.001 MΩ/0.01 MΩ Continuity Range: 400.0 Ω Continuity Resolution: 0.1 Ω Diode Range: 4.000 V Diode Resolution: 0.001 V Operating Temperature: 0~30℃ (≤80% RH), 30~40℃ (≤75% RH), 40~50℃ (≤45% RH) Storage Humidity: -20~60℃, ≤80%RH Altitude: 2000 meters Power: 2 x 1.5V AAA batteries (not included) Item Size: 215 * 63.5 * 36 mm / 8.46 * 2.5 * 1.41 inches Item Weight: 286 g / 10.09 Oz Package Weight: 380 g / 13.41 Oz Package Size: 23.5 * 9.2 * 5.3 cm / 9.25 * 3.62 * 2.09 inches Package List: 1 * Amperometric Clamp 2 * Test Lead 1 * Storage 1 * Manual (English)