How do I know if my starter relay has power? Set your multimeter to be on the Ohms scale. Place one probe on the lead on the ignition circuit terminal and the other on the ground lead. The reading should … Continue reading →

Rule of thumb, don’t go below 50% – for best battery life on a 12V battery don’t go below 70%. What is the lowest voltage for a 12-volt battery? No 12-volt battery will remain at over 14 volts for more … Continue reading →

Any recent system changes,causing the fast draining of the battery. The system is running on high brightness or other advanced options. Too many online and network connections can also cause this problem. The firmware installed can be corrupted, causing a … Continue reading →

Originally Answered: Why are most laptop batteries so big, yet they have a smaller capacity than phones? They don’t have a smaller capacity they have a much larger one. They have shorter lives because laptops pull much more current than … Continue reading →

Although you can’t always avoid temperature changes while riding, you should only leave your battery on it’s charger in mild conditions (60-70 degrees Fahrenheit is optimal). Don’t overcharge your e-bike battery! Overcharging can lead to decreased battery performance over its … Continue reading →

The new DongFeng Aeolus E70 EVs use solid-state batteries developed jointly with Ganfeng Lithium, which cut a deal with the state-owned carmaker in mid-2021. Who uses solid-state batteries? Solid-state batteries have found use in pacemakers, RFID and wearable devices. They … Continue reading →

The most effective way to charge lead acid batteries properly is by charging at the C/20 rate. Again you can charge faster than this, or slower than this, but in order to maximise the number of cycles you get from … Continue reading →

Can you charge a lithium battery with a bench power supply? Charging a Lithium Ion battery with a lab bench power supply is possible only under very controlled conditions. It is also possible only with a lab bench power supply … Continue reading →

Connecting the red/yellow cable which is positive, to the negative terminal of the battery will result in battery failure. It doesn’t matter as long as you don’t cross the battery terminals. What is yellow wire on battery? Yellow is the … Continue reading →

Why would you discharge a LiPo battery? When a LiPo battery sits for a long period of time (and not at proper storage voltage), it tends to discharge itself. If it drops below 3.0V per cell, the vast majority of … Continue reading →

Looking at data from one experiment that was done by adults, shows that Rayovac was the winner. The study used four different flashlights that used D-cell batteries. The flashlights were kept on until the batteries ran out. Rayovac costs a … Continue reading →

Typical bullets can travel just a few feet through the water before they’re slowed to a stop. CAV-X bullets can reportedly travel 60 meters underwater, and can go through 2 centimeters of steel fired from 17 meters away, indicating that … Continue reading →

Human faces evolved to be soft, squishy and expressive as our features – especially our eyebrows – allowed us to communicate without words. Scientists wanted to find out why modern human faces are so different to our now extinct ancient … Continue reading →

What does the override wire do on a battery isolator? The Override Switch: The override function can be used when the Start Battery is flat but the Auxiliary Battery is still charged. Wait some time before attempting to start the … Continue reading →

Gold is stable to even strong acids, but a special combination of nitric acid and hydrochloric acid can dissolve it. This combination is known as “aqua regia”, which is latin for “royal water,” because of it’s special ability to dissolve … Continue reading →