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Feature

Color: Blue
Display: LED SCreen
Item Size: 4 * 1.2 * 1.7cm / 1.58 * 0.47 * 0.67in
Item Weight: 8g / 0.29oz
Package List: 1 * Water-proof Voltmeter

Description

Specifications:
Power Supply: DC 3.5-30V
Working Temperature: -10-65
Voltage Testing Range: DC 3.5-30V
Refresh Rate: 1 Second
Accuracy: +/-1%
Package Size: 4.3 * 1.5 * 1.9cm / 1.69 * 0.59 * 0.75in
Package Weight: 8.5g / 0.3oz

Features:
LED screen is coated with epoxy, thus it is water-proof, dust-resistant and shock-proof.
High-accuracy: adjust the accuracy automatically: it will display the voltage to 0.01V when it under 10V; or it will display the voltage to 0.1V when over 10V.
Has black and red wire to connect, with reverse polarity protection.
Can be fixed with two holes on each side.
Widely used in automobile, motorcycle and other rugged environment.