RCHWY Dual Display Voltmeter - 6-80V Battery Percentage

Features: 1. Made of high quality chip, stable performance. 2. No need to add adjustable resistor. 3. It has the reverse connection protection function. 4. The black wire connects to the negative electrode of the battery. 5. Suitable for lead-acid battery, car battery, electric car battery,etc. Specification: Condition: 100% Brand New Color: Red Test Range: 6-80V Using Range: lead-acid battery, car battery, electric car battery, etc. Voltage Accuracy: About 3% IC power is not obvious, it will return to normal display after about 2 seconds. Display: battery power + voltage + battery percentage (voltage battery cycle display) 1C automatic identification of battery voltage (6V, 12V, 24V, 36V, 48v.60v, 72V, 84V) Weight: Approx. 19g Package List: 1 * Digital Display Voltmeter