What's in the box:

Digital Voltmeter Voltage Gauge 12V Digital LED Display Panel Meter for Car Motorcycle (Blue)

Features:
Directly connect the battery to display real-time data of the current voltage.
The digital voltmeter measures voltage with high accuracy (0.2%), improve driving safety.
Quickly and intuitively display charging status, battery and generator working status.
Fine workmanship, ultra-thin, durable, craftsmanship, and strive for perfection.
Intimate and humanized design, small and exquisite, beautiful and generous.

Specifications:
Material: ABS & Metal
LED Display Color: Red, Blue (optional)
Accuracy: +/- 2%
Voltage Test Range: DC 8V ~ 16V
Fitment: DC 12V car or motorcycle
Package Size: 5.6*2.8*1cm / 2.2*1.1*0.39in.
Package Weight: 25g / 0.88oz

Package List:
1 * Digital Voltmeter