Q:How to judge a battery is not a rechargeable battery?

The battery indicates that there is a mark that indicates whether it can be charged. Rechargeable battery marked can be charged, non-rechargeable battery marked no charge.

Q:What is the shelf life of the rechargeable battery?

I suggest you do not use rechargeable batteries ... rechargeable batteries generally filled with a dozen times can not be used ...

Q:Rechargeable battery compared with ordinary batteries, which cost-effective?

If you use frequent, then it is certainly the rechargeable battery cost-effective. But if you do not use, for example, with Nanfu a year for a time, repeat machine only three years, then it is certainly a good battery.

Q:2300 mAh rechargeable battery charge for several hours?

With 2300 milliamps divided by the current you charge (mA), that is, charging time (hours), such as charging is 500 mA, probably is more than 4 hours full. The general charge current is less than 500 milliamperes, the smaller the current the longer the charging time.

Q:What is the number of rechargeable batteries?

If you use nickel-metal hydride batteries, about 500 times after the need to buy a new battery, nickel-cadmium batteries can be charged 1500 times, lithium batteries can be charged 300-500 times.

Q:7 rechargeable batteries generally charge how long?

The battery charge is fast, slow does not matter; the key is the discharge time; discharge time can continue to use; the battery as long as it can be charged, the discharge of the battery is the first three times the charge in the 6-10 hours, after the master in 4-6 hours; You can continue to use; general battery life is to charge, the number of discharge to decide.

Q:Rechargeable battery charge to 50% will not charge, and how can charge to 100%?

If set no effect, did not move things, that is, the battery is broken, sent to repair.

Q:7 rechargeable batteries have a few volts?

7 rechargeable battery capacity is usually relatively small, mostly hundreds of mAh.

Q:What are the special signs of rechargeable batteries?

If the charge or the fire, the battery may explode or leak, this is not a rechargeable battery.

Q:5 AA rechargeable battery to charge how long?

If the charging current 100ma, then to charge 24 hours, if it is 200ma, as long as 12 hours, if it is 1000ma, then washed two and a half hours on the line. Generally charge 1.2-1.3 times the way, the charger has a charge current identification, do not overcharge.