MISYNLON OBD Power Cable for Dash Camera (OBD2 to Right Angle USB-C)
Product description
What it is
MISYNLON’s OBD Power Cable is an OBD/OBD2 dash cam power adapter designed to supply a continuous 12-24V to 5V/3A power feed to dash cameras, GPS units and similar devices. The key feature is a right-angle USB-C connection, which improves compatibility in tight spaces and reduces bend strain on the cable. It plugs directly into a car’s stock OBD/OBD2 port and includes a switch to toggle between two operating modes. On paper, this makes for a neat, space-saving power solution that avoids an aftermarket power cradle or hardwiring harness.
How it works
There are two main modes. Mode 1 is a 24-hour parking monitoring setup: the device continues to power the camera after the engine is turned off, until the car battery drops to about 11.6V, then it auto-stops after a short delay. Mode 2 uses a switch (the red button) to enable ACC mode, when the ignition is on, power is supplied, and it automatically stops a short time after the engine is switched off (about 20 minutes). The unit also features low-voltage protection to prevent battery drain by cutting output if voltage falls too low.
What stands out
The 90-degree USB-C connection helps in cramped installations, such as deep dash cavities or tight glovebox corners, where a straight lead might kink or sit awkwardly. The built-in intelligent control chip for low-voltage cut-off adds a safety net for your car battery, which is important for longer parking mode use. It’s positioned as a pragmatic solution for keeping dash cameras alive around the clock without frequent battery drain.
What it may fall short on
On paper, the system is not designed for EVs, so if you drive an electric vehicle you’ll need a different approach. The two modes are straightforward, but if your setup requires more granular control or monitoring (e.g., advanced energy management or multiple camera inputs with simultaneous power demands), this unit’s built-in logic may feel limited. Also, while the right-angle USB-C is handy, the overall cable length and compatibility with specific camera models should be verified during installation.
Who it’s for
This cable suits drivers who want a simple, compact, and safer alternative to free-hanging power leads for dash cams and GPS trackers. It’s particularly useful in cars where space is at a premium and where a dedicated parking mode is desirable without manual battery management. If you prioritise a tidy fit and straightforward two-mode operation, this product aligns with that approach.
Who it isn’t for
If you rely on heavy power draws from multiple accessories at once, or if you need more customised current profiles, this single-cable solution may feel underpowered or insufficient. It’s also not ideal if your vehicle’s OBD port is not easily accessible or if your dash cam requires a different voltage profile or connector type than USB-C.
When it makes sense to buy
Consider this cable when you want a compact, plug-and-play power solution for a dash cam or GPS that supports USB-C power input, and you value the option to park in 24-hour mode or switch off/on with ignition. The low-voltage protection helps protect the car battery during extended parking recording, which is a practical reassurance for daily drivers.
What to check before buying
- Confirm your dash cam/GPS uses a 5V, 3A USB-C input.
- Ensure the OBD/OBD2 port in your vehicle provides stable voltage within the 12–24V range.
- Check that your vehicle is not an EV, as noted by the product limitations.
- Verify installation space around the dash or console to accommodate the 90-degree connector.
Practical use case
Imagine recording a long drive with the car parked overnight in a busy area. With Mode 1 enabled, the CAM could keep recording in 24h parking mode until the battery voltage dips, then gracefully stop to avoid a dead battery. If you need the camera to power up as soon as you turn the ignition on, Mode 2 with the switch can deliver that immediate power restoration. In cramped interiors, the right-angle USB-C plug reduces cable clutter and strain, helping to keep the install neat.
How this compares to alternatives
Compared with simple USB-C adapters or cable-and-harness setups, the MISYNLON cable offers two distinct modes and a built-in low-voltage cut-off. It may be more straightforward and less intrusive than a full hardwire kit, particularly for renters or casual motorists who want a tidy solution without extensive wiring work. If you prioritise total control over power delivery or plan to power multiple devices from the same OBD port, a more feature-rich solution could be worth considering.
Decision: Is it worth it?
You’ll like it if you want a compact, plug-and-play OBD power option with a two-mode parking/ACC setup and a safety feature to protect your battery. Not the best choice if you need extensive power management or compatibility beyond standard dash cams and GPS units. In daily use, it represents practical value for budget-conscious shoppers who want reliability without complex installation.
FAQ
- Will this work with all dash cams? It supports devices that accept 5V/3A USB-C input, but always verify your specific model’s power requirements.
- Can I use it in an EV? Not as described, it’s indicated as not suitable for EVs.
- How does the protection work? It includes low-voltage protection that stops output when the battery falls to about 11.6V.