Best Phone Dashcam Accessories — Mounts, Hardwire Kits & Heat Protection

Hardwire Power Kits

Keep your phone powered 24/7 — even when the engine is off. Essential for parking mode.

Easiest Install

OBD2 USB-C power cable for dashcam with parking mode switch and low voltage protection

OBD2 Plug & Play Cable

$16.99 ★★★★☆ 4.5 · 500+ bought

✓ Plugs into OBD port — no wiring, 3 min install
✓ USB-C output (5V/3A)
✓ Two modes: ACC or 24/7 parking
✓ Low-voltage cutoff (11.6V/23.4V)
✓ 12V & 24V vehicles
✓ Includes trim pry tool

Zero wiring required. Plug into your OBD port under the dashboard, run the USB-C cable to your phone, and you're done. The physical switch toggles between ACC mode (auto-off 20 min after engine stop) and 24/7 parking surveillance mode.

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Amazon's Choice

Fuse Box Hardwire Kit

$19.99 ★★★★☆ 4.5 · Amazon's Choice

✓ 3-lead fuse box wiring — cleaner permanent install
✓ USB-C output (5V/3A), 11.5ft cable
✓ ACC + Battery + Ground leads
✓ Low-voltage cutoff (11.6V/23.6V)
✓ 12V & 24V vehicles
✓ Includes 4 fuse tap adapters, zip ties & pry tool

For a completely hidden, permanent install. Tap into your fuse box with the included adapters — the 3-lead design gives you true ACC detection so the kit knows when your engine is on or off. Ideal if your OBD port is already in use or you want the cleanest possible setup.

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Premium

Binyoansm OBD2 USB-C dashcam power cable with LED voltage display and 4-level battery protection

OBD2 Cable + Voltmeter

$16.99 ★★★★☆ 4.5

✓ OBD plug & play — no wiring needed
✓ Built-in LED voltmeter shows battery level
✓ 4-level voltage protection (11.6V–12.5V)
✓ USB-C output (5V/3A)
✓ 12V & 24V vehicles
✓ ACC + parking mode switch

Same easy OBD install as the basic cable, but with a real-time voltage display so you can monitor your car battery health at a glance. The 4-level protection lets you choose your preferred cutoff voltage. Know exactly how much juice your battery has left during parking mode.

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Phone Mounts

Magnetic suction mounts that keep your phone locked on the windshield. Add a metal ring sticker to any Android phone for instant magnetic hold.

#1 Best Seller

ANDERY magnetic car phone mount with 78 pound suction cup and 360 degree adjustable carbon fiber holder

Carbon Fiber Magnetic Mount

$25.60 ★★★★☆ 4.5 · 10K+ bought

✓ 78+ lb suction cup — stays locked tight
✓ 2400gf magnetic hold — no wobble on bumps
✓ 360° adjustable rotation
✓ Carbon fiber build — premium look
✓ One-hand lock/unlock mechanism

The #1 best-selling car phone mount on Amazon with 17,000+ reviews. Industrial-strength suction sticks to any smooth surface. The powerful magnetic hold keeps your phone locked in place through potholes and speed bumps.

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Amazon's Choice

REOKILY 96 LBS vacuum magnetic car phone mount with 360 degree rotation for Android and iPhone

96 LB Vacuum Suction Mount

$23.99 ★★★★☆ 4.3 · 7K+ bought

✓ 96 lb reinforced vacuum suction
✓ 360° rotation with tilt adjustment
✓ Knurled locking ring — set it and forget it
✓ Sleek minimalist design
✓ Works with all Android & iPhone

2026 upgraded design with a reinforced vacuum suction cup that won't fall off. The knurled locking ring lets you tighten it down for a permanent hold. Explicitly compatible with Samsung, Google Pixel, LG, Motorola, and all Android phones.

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Prevents Overheating

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Dashcam Heat Blocking Film

$5.99 ★★★★☆ 4.5 · 50+ bought

✓ Reduces windshield heat transfer
✓ Prevents phone overheating in summer
✓ Easy peel-and-stick installation
✓ Works with any phone or dashcam
✓ Amazon's Choice

The #1 problem with phone dashcams is overheating in direct sunlight. This film sticks to your windshield behind the phone and blocks heat transfer. Cheap insurance to keep your phone running cool all day.

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Free Mobile Data for Your Dashcam Phone

Using a spare phone as a dedicated dashcam? It doesn't need a $50/month phone plan. Helium Mobile offers a completely free phone plan — no catches, no bills. Get enough data for Google Drive cloud backup, live police alerts, and remote camera viewing without paying a dime.

✓ Free forever — no credit card required
✓ Enough data for cloud backup & live alerts
✓ Perfect for a dedicated dashcam phone that stays in the car

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