DC 12V-72V Digital Lead Acid Battery Capacity Indicator 50 A ON and OFF positions are

ON and OFF positions are clearly marked on the switch as O and I respectively to make it easy to identify the current position of the switch

Gold for these 3K9 resistors

UTC P2576 ensures output load conditions and a 10% increase in oscillator frequency

High Voltage BIMOSFET

These are Carbon Film Resistor with a value of 33k ohm 1/2W and tolerance of ±5%

DC 12V-72V Digital Lead Acid Battery Capacity Indicator 50 A ON and OFF positions areThis battery capacity display module is ideal for DIY power supply, battery chargers, RC, and electric cars, as it displays the voltage state of the battery in a rapid and easy to read manner. Simply connect the module to the positive and negative contacts of your battery or battery pack, and a visible bar display shows the charge status of the battery in real time. Specification Voltmeter Range DC 12V 24V 48V 60V 72V Automatic Voltage Detection Yes