?Features:
100% DIY.
LED display voltmeter.
With cigarette lighter power socket.
2 USB 5V/2.1A sockets.
Small size and excellent performance.
Easy to install， convenient to use.
Widely used for car， truck， motorcycle， for ATV and boat， etc.

Specifications:
Color: Black
Material: ABS
Voltmeter socket dimension: Approx. 2.8 * 1.6cm (Screw Diameter * Height)
Power socket dimension: Approx. 2.9 * 4cm (Screw Diameter * Height)
USB socket dimension: Approx. 2.9 * 4cm (Screw Diameter * Height)
Three hole panel dimension: Approx. 15 * 4.3cm (L * W)
Voltage: DC 6-30V
Package Size: 17 * 9 * 4cm / 6.7 * 3.5 * 1.6in
Package Weight: 94g / 3.3oz

Package List:
1 * LED Voltmeter
1 * Cigarette Lighter Power Socket
1 * USB Sockets
1 * Hole Pale