Voltmeters

Introducing the Sparked Innovations 12V Thermometer with Ambient Temperature Sensor! Designed for precision, this thermometer features a 3ft cable and delivers accurate temperature readings from -30°F to 120°F. Perfect for monitoring various...

MONITOR THE TEMPERATURE OF YOUR AMPS (OR ANYTHING) AND CONTROL FAN SPEED VS A SELECTABLE TEMPERATURE Some might consider the TM-1 to be over-built; we think it is just right. Some features of the design are: Comes with both F and C temperature...

MONITOR THE OUTPUT OF YOUR AMPLIFIER.  CALIBRATE WITH OUR DD-1 TO KNOW WHEN YOU ARE REACHING CLIPPING. Some might consider the OM-1 to be over-built; we think it is just right. Some features of the design are: Mil spec FR4 circuit board Regulated...

The SMD 14/16V Volt Meter (SMD-VM-1HV) is a high-quality and reliable voltage meter designed to provide accurate readings of 6v-30v input range. With its compact size and sleek design, it is perfect for various applications where voltage monitoring is...

MONITOR THE CONDITION OF YOUR BATTERY AND CHARGING SYSTEM.  Some might consider the VM-1 to be over-built; we think it is just right. Some features of the design are: •White LED Backlight •Mil spec FR4 circuit board •Regulated power...

THIS ITEM IS CURRENTLY ON PRE-ORDER ONLY Arrival should be around 30 - 45 days. (WVC-PRO) Wireless Volume Controller - PRO The WVC-PRO (wireless volume controller pro) is our top of the line volume attenuation and data telemetry solution designed...

THIS ITEM IS CURRENTLY ON PRE-ORDER ONLY Arrival should be around 30 - 45 days.   (WVC) Wireless Volume Controller The WVC (wireless volume controller) is our no-frills barebones volume attenuation solution. For a more advanced version, please...

(HPVM-PRO) High Precision Voltmeter - Pro Meet the HPVM PRO (High Precision Voltmeter), our bigger version of the most precise, fastest-sampling smart wireless voltmeter designed for automotive and car audio enthusiasts...

(HPVM) High Precision Voltmeter Meet the HPVM (High Precision Voltmeter) - the most precise, fastest sampling, smart wireless graphing voltmeter designed for both automotive and car audio enthusiasts. Voltage, whether you're...

Description Dual USB charge ports with 12VDC voltmeter and onboard capacitive touch switch. 4.2A total for fast charge. Universal for any 12-volt project. Easily fits in dash panels. Similar in size to a cigarette lighter. Waterproofing allows it...

Description 60W USB Car Charger + Voltmeter – Cycling RGB LEDs – Compatible with various fast-charging protocols such as PPS (Programmable Power Supply), QC 4.0 (Quick Charge), and PD 3.0 (Power Delivery) USB Car Charger + Voltmeter -...

Description Universally use this 12VDC Voltmeter with LED display to monitor any 12volt application from marine to automotive dash panels. It’s similar in size to an automotive cigarette lighter mounting hole. IP67 waterproof rating allows it...