BUY LM3914N-1 https://www.utsource.net/itm/p/11254173.html

Description: The LM3914N-1 is a monolithic integrated circuit that senses analog voltage levels and drives 10 LEDs, providing a linear analog display. Features: * Wide supply voltage range: 2.7V to 40V * Low current drain: 10μA * Low supply current: 0.2mA * Low output current: 10mA * Outputs can sink or source current * Internal voltage reference Applications: * Battery status indicator * Audio level indicator * Temperature indicator * Power supply monitor * Process control monitor * Industrial control monitor (For reference only)