Feature: 1. 2 in 1 Desige: This device has the functions of a thermal imager and a digital multimeter, with compact size, light weight, built in battery, convenient to carry and use. 2. Thermal Imager Function: Thermal imaging pictures can be saved and viewed locally, and temperature reproduction function can be realized with computer software. 3. Resolution and Temp: With 768 (24 x 32) thermal imaging resolution, 187 x 251 display image resolution, supporting ‑40℃‑300℃ range temperature measurement . 4. Testing Parameters: This digital multimeter tester has 4000 counts display, supports AC DC voltage, resistance, capacitance, duty cycle, diode, and on off detection. 5. Multimeter Function: Support automatic and manual gear measurement switching, with data waveform recording and saving function, can achieve voltage waveform reproduction. Specification: Item Type: Thermal Imaging Multimeter Model: ET11S Power Supply: 1 x Lithium Ion Battery 1000mAh (built in) Thermal Imaging Parameters: Sensor: Uncooled focal plane Image Catch Frequency: 16Hz Thermal Imaging Resolution: 768 (24x32) Display Image Resolution: 187x251 Field of View: 35°(V) x 55°(H) Emissivity: 0.1 to 0.99 Adjustable (Default: 0.95) Temperature Range: -40℃-300℃ Mode: Auto Gain Palette: Iron Red, Rainbow Temperature Difference Measurement: >0℃ ±2℃ or ±2%, ≤0℃ ±5℃ or ±5% Temperature Display Accuracy: 0.1℃, 0.1℉ Multimeter Parameters: DC Highest Input Voltage: 1000V AC Highest Input Voltage: 750V Maximum Resistance Measurement: 40MΩ Maximum Capacitance Measurement: 100uF Duty Cycle Measurement Range: 0.1%-99.9% Diode Measurement Range: 0V-1.5V Continuity Detection Maximum Resistance: 30Ω Display: 4000 counts, updates 3 times per second. Package List: 1 x Multimeter 2 x Test Pen 1 x Charging Cable 1 x User Manual