Fenix HM65R-DT Manual page 4

Rechargeable Battery (Li-ion)
Rechargeable Battery (Li-ion)
*18650 Li-ion batteries are powerful cells designed for commercial applications and must be treated with
caution and handled with care. Only use quality batteries with circuit protection will reduce the potential
for combustion or explosion; but cell damage or short circuiting are potential risks the user assumes.
Quality Li-ion battery with protective circuit will reduce risks. Fenix ARB-L18 Series battery is
recommended.
Battery Replacement
Unscrew the battery cover anticlockwise to insert the battery with the anode side (+) towards the inner
side, then screw the battery cover back on.
Charging
◎Uncover the anti-dust cap and plug the USB Type-C side of the charging cable into the charging port of
the lamp.
◎The normal charging time of the Fenix ARB-L18-3400 rechargeable battery is about 3 hours with the
lamp being switched off. When charging, Low output of white light or warm white light mode can be
separately selected. The headlamp will not automatically power on after full charging.
◎When charging, the charging indicators will flash from rear to front to display charging status. In
charging process, four indicators flash: below 20%, one constant-on and three flash:
constant-on and two flash:
charging complete.
◎Replace the anti-dust cap to ensure waterproof and dustproof ability.
Battery Level Indication
With the lamp is switched off, single click either of the two switches to check the battery status, the
indicator(s) will last for 3 seconds.
There will be no response with the lamp locked.
Four lights on: 100% - 80%
Three lights on: 80% - 60%
18650
16340
50% - 80%, three constant-on and one flashes: 80% - 95%, four constant-on:
3.6 V Caution*
3.6 V Banned
！
×
20% - 50%, two