Low battery Charge will soon empty

Nightly Promise will tell you about the battery charge If the batteries are low, you'll see a yellow light and you'll get a message telling you to replace the batteries soon. You can also check the battery level at any time with the Nest app.

No but will have a deep discharge protection that will come up when the battery is coming below a specific power level.
Sometimes people think on the old batteries to training the cells for capacity but thats wrong , the best is always to switch the batteries do not made a battery inactive for a reserve , have the batteries as soon as you lose some power its the best to leave them on the charger because if the battery is below its deep discharge protection it will not charge anymore when its coming on the charger , then you must load another battery full and connect the full battery with the too low level discharged battery with 2 wires + to the + and the - to the - of the empty battery and wait for 2 minutes in first step and try to connect the almost empty battery to the charger Do not use battery chargers for a car be shure to be safe because of some brands of batteries can have problems with not done experiments.

Flash Code 2 indicates that the voltage is too high or too low. Check batteries and cable connections. Charge the batteries. If this fault occurs during battery charging, the charger is defective or not adjusted correctly. Empty batteries will charge. Dead batteries will not normally charge.

it is possible that the battery has been reset at a low level so it won't hold the charge. You may need to have it emptyed and then recharge it for the max time or you need to replace the battery.

Hi, problem can be solved. When a phone battery indicates 99 % of battery life and runs down so quickly, it is caused by damaged battery.
When a battery cell is damaged, it will display charging full but itwill empty. You will need to replace the battery for a better battery performance.

When a new battery is been purchase, make sure it is charge it is charge up to 4 to 5 hours before use.

Hi,when a battery goes empty after fully charged, means the cell of the battery is weak and can power on the phone for too long.
All you need to do is to replace the battery with another one,charge for about 6 hours before use and every thing will work fine.

the item has a 2 year warranty. if you have proof of purchase date, you should call Braun for warranty service. Phone number is in your owner manual

Well,

It really does not matter. You may charge the phone, whenever, you wish to. Make sure that you do not over charge it as it could cause the battery to die faster.

I hope this information allows you to resolve this issue.

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When my phone is connected to the charger, it says fully charged. But as soon as I disconnect the charger, the battery shows empty. When I connect the phone to the charger, it starts charging but after 10 seconds it says fully charged.

you probably have charged the battery when it wasn't empty and got a memory effect