Feature: 1. High measurement accuracy and convenient operation, which can greatly improve work efficiency 2. The scope of application of high capacity and high power greatly improved 3. The tips are convenient and easy to carry, which greatly improves the applicability 4. Great workmanship, using high‑quality materials, strong and durable, has a long service life 5. Small size, easy to carry and store, convenient to use and with good performance Specification: Item Type: TesterOptional Color: Blue, black Current: 0-5A Power: 0-150W Measuring Range: 4-30V (V) Input Voltage: 4-30V (V) Output Voltage: 4-30V (V) Ambient Temperature: -10-60 (℃) Voltage Measurement: Error 1% Capacity: 0-99999mAh Electricity: 0-999.999Wh Single press the button once to check the saved packet data (time, Wh, mAh). Press and hold the button for 3 seconds to clear the current set of saved data (time, Wh, mAh). Package List: 1 x Tester