It sohould be about 5-20 min
No, beryllium batteries are not rechargeable. They are typically primary batteries, meaning they are designed for one-time use and should not be recharged.
No. They just last longer than regular batteries. They should not be recharged.
Energizer lithium batteries are not rechargeable. They are designed for single use only and should not be recharged. If you need rechargeable batteries, consider looking for specific rechargeable battery options.
Getting rechargeable batteries for cameras will depend upon your camera. Depending on your camera you may be required to use a rechargeable battery for your camera.
Rechargeable C batteries are available at any retailer, including Walmart and Walgreens. Consumers should stick with lithium batteries instead of Ni-Cad versions.
No, it is not necessary to fully discharge rechargeable batteries before recharging them. In fact, it is better to recharge them before they are completely drained to prolong their lifespan.
Rechargeable batteries will store for short periods of time, but I suggest you fully charge it first. Batteries will also, over a period of time discharge themselves while in storage, so it should be recharged from time to time. How often? It depends on the type and size of the battery.
They should be dropped in a battery recycling bin. Such bins often exist in or near electronics stores. Make sure they accept alkaline batteries. Some only accept rechargeable batteries. Using rechargeable batteries can save you money and greatly reduce the number of batteries you need to dispose of.
Don't understand what you mean by "exchangeable". Pretty much all batteries should be properly recycled. Best environmental choice is rechargeable batteries.
Rechargeable batteries normally have to be charged fully before first use.
Yes, digital hearing aids require batteries. These should be available where you purchased your hearing aid. Additionally, many merchants sell batteries for hearing aids, including medical supply companies, and several retail merchants.
They do make AAA rechargeable batteries. Stores such as Best Buy should have them, however, you can always buy the batteries on the internet if you can't find them in stores.