Stonex S9III Plus GNSS Receiver – User Manual
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3.2. Power supply
Batteries
The standard configuration contains two batteries, a slot for charging batteries
(named “charger” for simplicity) and an adaptor. The battery are “lithium-ion”
battery (7.4V - 2500 mAh): a technology which has an higher energy-to-weight
ratio with respect to NiCd or NiMh batteries, no memory effect, and slow self-
discharge when not in use.
Fig. 3.4 - S9III PLUS internal case of Rover