User Manual for Oscar GNSS Receiver v2.4
1.3.2 Battery and charger
Oscar equips smart lithium batteries which can detect electricity and display
the power level intelligently. The Oscar GNSS receiver can also be powered by
external power source via serial data port. The built-in large capacity battery is
detachable, two batteries support up to 16 hours of field work in 4G/3G/2G
mode and rover radio mode.
The BN20 battery is shown as below. Press the button on the top, it shows the
power level left to be consumed.
Figure 1.8 BN20 Battery
The CN20 Charger is able to charge two BN20 batteries at the same time
which is shown in the figures below.
Figure 1.9 CN20 Charger