Digital Speed Display Mph Over Speed Alarm Car Clock For All Vehicles

Features? 
Key Information Display: 
Head-up display the speed. 
Display MPH or KM/h 
Driving Time 
Distance Calculate and Display 
let you know the key information for your trip 
Safe Alarm: Overspeed Alarm & Fatigue Driving Alarm to ensure your safe in long distance driving. 
Plug & Play: This HUD caculate & display the real-time speed via GPS. No Need professional installation, No wiring needed to the VSS (vehicle speed signal), Compatible with all cars & trucks; 
Non-skiding: With a rotatable holder & strong sticker stand, can fix HUD on your car console or windshield, prevent the HUD from skiding. 
Green Light Display: Green light display will protect eyes of driver ,let driver feel more comfortable, especially for long distance driving. 
Safe Alarm: Overspeed Alarm & Fatigue Driving Alarm to ensure your safe in long distance driving. 
Specifications:
Quantity: 1Pc
Material: PP(Plastic)
Usage: Speedometer Odometer 
Color: As Shown
Screen size: 3.0inch 
Type: Over Speed Alarm Car Clock
Package Include:
1*GPS HUD Speedometer Odometer 
1*Connecting line 
1*Mounting bracket 
1*Instruction

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.