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User Manual
Nanight Cave 2 Dive light
Thank you for choosing a dive light from Nanight! The lamp is
designed for diving at depths of up to 200m. We at Nanight hope
your new lamp will give you many rewarding days and nights of
diving!
1 PRODUCT DESCRIPTION
● Output: 4000 lumens
● LED Type: Cree XHP70
● Battery: 14,4V Panasonic Li-Ion, 6700 mAh,
● Beam Angle: 5°
● Burn Time: Up to 7 hours
● 3-step dimming
● Operating temperature: 0 – 35°C
● Operating voltage: 5 - 20V
2 NANIGHT CAVE INCLUDES THE FOLLOWING PARTS
● Lamp head
● Battery canister
● Charger
● HD Canister mount
● Goodman handle
● Velcro canister tank mount
● Case and a sticker
3 BEFORE USE
3.1 CHARGE THE BATTERY
● Open the battery canister by unscrewing the sealing plastic
plug counterclockwise.
● Disconnect the battery connector by pressing down on the
latch and pull the connectors apart (see picture).
● Connect the charger connector to the battery connector. It
is important that the connectors are connected to each
other in the correct orientation (see picture).
● Plug the charger into a wall outlet. The charger's indicator
light turns from red to green when the battery is fully
charged.
● When the battery is fully charged, disconnect the charger
connector and reconnect the dive light connector. It is
important that the connectors are connected to each other
in the correct orientation (see picture).
● Inspect the o-rings, clean any debris and replace them
immediately if damage exists.
● Make sure that the elastics around the battery is tight and
keeps cords and plugs in place.
● Close the canister by pushing the plastic plug into the pipe,
past the first o-ring. Tighten the plastic cap by turning
● Clockwise. Be careful so that the parts threading properly
against each other.
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3.2 ADJUST THE HANDLE
The Goodman handle is designed to sit comfortably and be easily
adaptable in size. We recommend that the lamp be held in the
manner shown below.
3.3 USAGE
The drop-shaped knob controls the functionality of the lamp.
Loosening or tightening the screw can adjust wrath of inertia.
3.4 SWITCH THE LIGHT ON
● Turn the knob clockwise. It will start at 75 %.
● To check the battery charge status: turn the light on and
then off within 2 seconds, a number of short flashes indicate
battery charge status:
Flashes
Battery Level
4
75-100%
3
50-75%
2
25-50%
1
5-25%
When the battery levels falls, the amount of light will
automatically be reduced to save the battery, and allow the
user to end the dive safely.
3.5 SWITCH THE LIGHT OFF
● Turn the knob counterclockwise until it touches the locking
position, the light will go off with a delay of 2 seconds.
● Turn the knob counterclockwise past the locking position, to
ensure that the light does not come by accident, for
example during transport.
● For SOS-function turn light on-off-on within 2 seconds
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3.6 DIM THE LIGHT
● Turn the knob counterclockwise until it touches the locking
position, and back again within 2 seconds. It will switch to
full effect.
● Repeat the maneuver for further dimming.
● In this way, the light is dimmed gradually in three steps.
Note that the light automatically dims down to preserve battery
level to make time to end the dive safely. See the burntime graf in the
previous section.
4 AFTER USE
4.1 MAINTENANCE
● Rinse the dive light in fresh water after use.
● Lubricate the seals with silicone grease if necessary.
● Disconnect the battery if the light is not used for long
periods or when transporting by air.
● Make sure the o-rings are clean from debris and
undamaged. Replace o-rings if necessary.
5 WARNINGS AND PRECAUTIONS
● When diving in dark water, a backup dive light should
always be brought. Nanight Sport 2 is a great addition.
● Nanight cave 2 is a bright light. Never direct the light directly
into the eyes of yourself or others.
● When using the dive light above water, it may become hot.
Be careful not to burn yourself or others.
● Do not disassemble the lamp head or battery-canister while
they are still wet.
● Do not recharge the battery if the water has penetrated into
the battery canister.
6 RECYCLING
This product contains electronic components and must not be
disposed of with household waste. Leave the product for recycling
in designated areas, such as municipal recycling center.
7 WARRANTY
Provided the product is used as intended, 2 year of warranty is
given on the lamp, and 6 months on the battery pack. The warranty
is valid provided that a receipt of the purchase can be presented,
and includes repair or replacement of defective parts.
8 CONTACT INFORMATION
Nanight AB
support@nanight.se
http://nanight.se
For further information, please visit http://nanight.se
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