The S90 mobile card reader battery is of LI-ION type (lithium battery), has a voltage of 7.4 volts and a capacity of 1800mAh. This battery is used for S90 mobile card reader.
The full charge time of this battery is about 3 hours and its maintenance time is between 8 to 48 hours.
This battery is of Li-polymer type (lithium-polymer battery) and has a voltage of 7.4 volts and a capacity of 2000 mAH. This battery is used for SZZT-8210 mobile card reader.
This battery has grade A, which indicates its excellent quality.