Sierra Premier voltmeter. Sierra Part #62730P.• Full automotive type lighting with no "halo" around dial edges• When lit, white dial grads become red, pointer lights white• Black dial, white graduations/numerals (metrics in blue), white pointer staff• Scratch-resistant curved glass lens with black, near-flush bezels• Fog-Resistant Design• Complies with SAE J-1810• Dial Range: 8-16V DC• Voltmeter: 12 Volt• Sender Code: None Required• Current Draw: 0.10 - 0.15 A• Operating Temperature: -40C to +70C• Ingress Protection: IP65• Bezel O.D.: 2.39"• Housing OD.: 2.08"• Hole size: 2.13" Fog and scratch-resistant design | Premier 2" Voltmeter in White