What's the difference between a 1-way ,3-way alarm system?

1 Way is when the remote controls only send the signal to the alarm system, and two ways is when the alarm system respond or send signals for example others models can send sounds to the controller to advice to the user

I’m looking into buying a new gr86 and i was wondering if these alarms work with new cars. if so would there be any issues? thank you.

I wouldn't buy this alarm if I were you. Its nothing but a headache. Its a very cheap alarm.

Will this work on a chevrolet astro van 2004?

It will work for any automotive application , including yours . Professional installation recommended .

Doors lock? also serves for remote locking of the doors?

Yes, it does function as a remote door lock.

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🔐 Elevate your ride’s defense with ViPER 3100V — security that’s always a step ahead.

ENGINE IMMOBILIZATION - Instantly disables your vehicle to prevent unauthorized starts.
DUAL STAGE SHOCK SENSOR - Detects even subtle impacts for enhanced vehicle protection.
KEYLESS ENTRY CONVENIENCE - Seamlessly control your car’s locks with included 3-button remotes.
VISUAL ALERT PARKING LIGHTS - Flashes lights on arm, disarm, and trigger for immediate neighborhood awareness.
COMPREHENSIVE PERIMETER SECURITY - Door, bonnet, and boot sensors guard every vulnerable entry point.

The ViPER 3100V is a budget-friendly, entry-level vehicle security system featuring a dual-stage shock sensor, door/boot/bonnet protection, engine immobilization, and parking light flash alerts. It includes two 3-button remotes and supports central locking connectivity, delivering reliable, no-nonsense protection for your vehicle.

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Good experience, but the tracking updates could be better.

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Manufacturer	Directed Electronics Inc
Brand	ViPER
Product Dimensions	18.54 x 13.46 x 11.94 cm; 699 g
Batteries	1 CR2 batteries required. (included)
Item model number	3100V
Manufacturer part number	3100V
Voltage	12 Volts
Item Weight	699 g

Viper3100V 1-Way Security System

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