70mai Battery Pack Features
🔋 Long-Lasting Parking Mode
Keeps your dash cam running while parked — using stored power safely, without draining your car battery.
⚡ Two Charging Options
Cigarette Lighter: Easy plug & play
Hardwire: Faster charging for frequent drivers
🔌 Wide Compatibility
Works with 70mai and most dash cams that support parking mode cables — easy to integrate into your setup.
🧠 Smart Current Control
Automatically adjusts charging speed based on the power source to protect your car battery.
⏱️ Delayed Start Charging
Begins charging 20 seconds after engine starts — avoids sudden power draw from the car battery.
🛡️ Advanced Battery Protection
Protects against overheating, overcharging, and short circuits — built for long-term safety.
🔧 *Using a third-party dash cam or 4G hardwire kit with the cigarette lighter option?
You'll need the 70mai Parking Surveillance Cable Adapter to connect properly.