General description This smart digital clamp meter is designed for both AC and DC measurements, featuring an open jaw design that allows for easy access in tight spaces. It functions as a 3-in-1 device, serving as a clamp meter, voltage tester, and multimeter, making it a versatile tool for various electrical tasks. Technical specifications Display: 4000 counts DC current: 1-100A, 0.1A ±(2.5%+5) AC current: 1-100A (40-100 Hz), 0.1A ±(2.5%+5) DC voltage: 0.8-3.99V, 0.001 V ±(0.8%+3); 4-39.99V, 0.01 V ±(0.8%+3); 400-399.9V, 0.1 V ±(1%+5); 400-610V, 1 V ±(1%+5) AC voltage: 0.8-3.999V, 0.001 V ±(1%+3); 4-39.99V, 0.01 V ±(1%+3); 40-399.9V, 0.1 V ±(1.2%+5); 400-610V, 1 V ±(1.2%+5) Resistance: 5-3999Ω, 1Ω ±(1.2%+3); 4K-39.99KΩ, 0.01KΩ ±(1.2%+3); 40K-399.9KΩ, 0.1KΩ ±(1.2%+3); 0.4M-3.999MΩ, 0.001MΩ ±(2%+10); 4M-64MΩ, 0.01MΩ ±(2%+10) Continuity: Buzzer sounds when resistance is less than 50Ω Temperature range: 0-50℃/32℉-122℉ ±2℃/℉ Power: Rechargeable 3.7 V Li-ion battery (built-in) Material: