User's Manual

Guardhat HC-1 User Manual 31
POWER & CONNECTIVITY
The included battery is a dual-cell 4800 mAH Lithium Ion battery, which is suitable for an eight
to 12-hour shift. Multiple batteries may be purchased separately in order to extend the hat’s
working life before recharging.
Installing and Removing the Battery
Only a Guardhat battery may be used with this device.
To install the battery, lower the battery pack into the compartment on the back of the hard hat
and tighten the thumbscrew by turning it clockwise until it is finger-tight. (see Figure 19)
Figure 19: Battery Installation