
Features:Setting steps:1. Long press the set button, turn on the product and enter the setup interface2. Press the set button to select the battery specification (lead-acid battery (P), lithium battery (L), Fe battery (F))3. Short press the function button to select the number of drum strings (increasing for the set button, decreasing for the function button)4. Long press the function button to set the s mode: you can press to check the battery capacity or voltage in real time and turn it off. Alarm: The battery indicator flashes when the battery capacity is low. LCD display: Waterproof PVC screen protector with bright backlight shows the results clearly. Suitable for: 12V/24V/36V/48V/60V/72V/84V lead acid battery, ternary lithium battery, polymer lithium ion battery, 3-15 series lithium ion battery, storage battery, water battery and more. Specifications: Working voltage: DC 12-84V Working current: 5mA max Working temperature: 0℃ - 40℃ Display: capacity/voltage Backlight: as picture