A compact 12 V digital battery monitor by Ironman 4×4 that displays voltage levels of both main and auxiliary batteries—compatible with single- or dual-battery setups. Features digital readouts, bar graph displays, auto-dimming display, and voltage alerts for overcharge and undercharge conditions.Vivid Racing+10Ironman 4X4+10Sharp 4X4+10

Key Features & Specs:

• Displays both main and auxiliary battery voltages with visual bar graph indicator.

• Alerts when battery is under‑charged (below 11V) or over‑charged (above 15V).

• Auto-dimming display minimises driver distraction at night.

• Suitable for single or dual battery systems.

• Comes with hook-and-loop tape and a 1.5m 4-core cable for wiring.

• Technical details: draws ~35 mA when running; dimensions approx. 59×44×21 mm; voltage accuracy ±50 mV; warning thresholds set at <11V and >15V.

• Electronic components are calibrated and designed to work with most battery chemistries and dual-battery set-ups.