Review on Optimized Dash Camera Hard Wire Kit- Micro USB Direct Hardwire Charger Cable Set for HD PRO & Micro USB Dashboard Cameras- Power Supply Car Charger GPS Car DVR Power Box (Right Angle Micro USB Fuse Kit) by Philip Berry

Firstly, the cable appears to be well built, a good length and is pre-stripped to install to the fuse clip provided (comes with a longer ATM, I had to buy an ATM to buy). LP for my cars). Plugging and unplugging the USB cable was fairly painless and everything seemed to work fine when I connected it to a 10A fuse running on car auxiliary power. Turning on the auxiliary power in my car gave my USB DVR a perfect 5V every time with no problems. The problem occurs when I actually start the car, something in the cable fails and the cable only supplies 5V about 40% of the time. The rest of the time it doesn't provide enough (or no) voltage to power the dashboard. Camera. My guess is that power fluctuations during startup are triggering the battery protection. Regardless, this basically renders the cable useless.