Although the height of the enclosure is very low

Type: 4-channel

we recommend a sufficiently powerful vehicle power supply with reinforced wiring and additional batteries

254 x 46 x 225 mm

Auto-Connect L1VMB Voltmeter Blau Packaging Unit:Individually Although the height of theThe Auto Connect L1VMB is a digital voltage indicator that provides a direct real time transmission of the system voltage. Voltage monitoring helps to detect charging problems, low batteries or voltage drops that affect audio performance. The device provides stable readings over a wide operating voltage range of 9 to 16 volts. Precise digital 9 16V volt monitor 3 wire connection (+12V, ground, remote connection) Adjustment calibration screw