ETS-Lindgren HI-4456 Isotropic Electric Field Probe (Archived) - Manual (Page 12)

HI n 4456 Manual Page — 7
CHARGER A standard fast charger is supplied with the
HI n 4456. When charging is complete, the
fast charger acts as a trickle charger. The
battery can be left on this maintenance mode
indefinitely and it’s performance will not
degrade.
Battery
The NiCd battery provides up to 17 hours of probe
operation when fully charged.
Archived 4/2/10