Jaycar Dual Battery LED Voltmeter – Monitors Two Sources, 8-30VDC – QP5583

You've got a starter battery and an auxiliary running your fridge, lights, and accessories. One drops below 12V at 6am and you're not moving. The Jaycar QP5583 dual battery LED voltmeter watches both at the same time so you catch it before it catches you. Covers 8-30VDC, so your 12V 4WD or 24V boat setup is handled. Panel-mount or surface-mount brackets included, 6.3mm spade terminals for a clean connection. $46.30 RRP. Add to cart and stop guessing which battery's flat

• Monitors two power sources simultaneously – starter and auxiliary
• 8-30VDC range suits 12V and 24V systems (4WD, boat, caravan)
• Panel or surface mounting brackets included
• 6.3mm spade terminal connections for secure wiring
• Available with additional modules for expanded monitoring