Feature: 1. Voltage, current, power and energy consumption display, current reverse indication, energy consumption reverse indication. 2. HTN wide viewing angle, LCD display and green backlight offer a clear view for easy reading. 3. The embedded installation is very easy, and the minimal wiring is also very simple to complete. 4. Integrated built-in shunt design, the measurement is more accurate and convenient. 5. Enhanced PBT material, high temperature resistance, very durable for long‑term use. Specification: Item Type: Energy Meter Model: PZEM-025 Material: PBT Material Measuring Current: 0-200A Input Voltage: DC5-12V Measuring Voltage: DC 0-300V Product Size: Approx. 85.3 x 44 x 32mm / 3.4 x 1.7 x 1.3in Application Scenarios: High and low power distribution cabinets, showcase display racks, photovoltaic inverters, assembly line testing, electronic maintenance, electronic DIY, etc.. Package List: 1 x Energy Meter2 x Cable1 x User Manual Note: 1. This product is suitable for indoor use;2. This product is suitable for DC;3. The measured voltage and current shall not exceed the calibration range;4. Be sure to wire it correctly.