Enter graphene. The material is cheap, see-through and critically is electrically conductive. That makes it ideal for the flat-screen displays used on smart phones that need electricity to power the optical elements, and to respond to the user touch. What … Continue reading →

As a rule, no you can’t. Unless there is some serious defect with the truck that you’re trying to jump-start, there’s no way that attempting to charge up a truck battery would result in your own being killed off. When … Continue reading →

What are common bad starter symptoms? Something sounds off. You’ve got lights but no action. Your engine won’t crank. Smoke is coming from your car. Oil has soaked the starter. Look under the hood. Tap the starter. Adjust the transmission. … Continue reading →

Many modern cars have a battery current sensor. It might also be called a battery management or monitor sensor, or simply a battery sensor. Often, it is installed on the negative battery terminal or on the cable. In some cars, … Continue reading →

These devices allow both batteries to charge while the vehicle is running and isolate the two when the engine is off. This will keep your cranking battery at full charge, while the second battery keeps your drinks cold – and … Continue reading →

When the battery’s state of charge is low, the voltage is raised slightly to quickly put the charge back in. When the state of charge is high, the voltage is lowered slightly to prevent overcharging. If the vehicle has a … Continue reading →

The Most Reliable Laptop Brands Apple. Apple is one of the most, if not the most, reliable tech brands. HP. Hewlett-Packard is a company that’s over 80-years old, one that has survived the test of time. Dell. Lenovo. Microsoft. Samsung. … Continue reading →

For some, getting 3-4 hours of screen-on time is more than adequate, others don’t consider anything short of 6 to be enough. Even though I’m probably on my phone more often than most (since it’s kinda my job), I’m of … Continue reading →

Asus ExpertBook B9450F. Top battery life performers # Name Minutes 1 Asus ExpertBook B9450F 989 2 LG Gram 14 963 3 LG Gram 17 779 4 Samsung Notebook 9 Pro 750 How much mAh battery is good for laptop? Hp … Continue reading →

There is an easy way to resolve this issue. Please see the following steps: Press and hold the PCM info button for approximately 10 seconds until the PCM reboots. Immediately select the following from the PCM CAR > OPTION > … Continue reading →

Experts say jump starting a car in the rain is safe because the voltage of a vehicle is not high enough. “The water is not an issue as long as you do it in the right sequence,” Spring said. “Drivers … Continue reading →

Thus, the 3S LiPo battery features a nominal voltage of 11.1 volts (rarely 10.8 volts), a maximum charging voltage of 12.6 volts, and a cutoff voltage of around 9 volts. What voltage should I charge my LiPo battery at? 4.2v/cellLiPo … Continue reading →

So massive stars become neutron stars – the heaviest things in the universe – and even more massive stars become black holes. What is the heaviest substance known to man? Osmium is the world’s heaviest material and is twice the … Continue reading →

Wakanda (/wəˈkɑːndə, -ˈkæn-/) is a fictional country in East Africa. It is located in sub-Saharan Africa, and is home to the superhero Black Panther. What would happen if Wakanda was real? If the fictional wakanda was as advanced as it … Continue reading →

i think everyone is assuming alkaline, but you might be dealing with carbon-zinc batteries, which leak zinc chloride, a weak acid. if so, first you’ll need to hit it with a base, e.g. a mild baking soda solution, to neutralize … Continue reading →