What's the lifespan of OrcaTorch Li-ion battery? OrcaTorch Li-ion battery normally can charger over 500 times, but inactive storage may also reduce capacity, about 2-3 years.

In order to get battery balancing of battery pack and increase each cell's longevity, we will use the battery pack for the D630.

1.Rinse the torch in fresh water after use in seawater to prevent corrosion, and please keep in clean, dry environment. 2.Please don't disassemble the sealed head, doing so may cause damage to the flashlight and will void the warranty 3.Please replace the O-rings if they are damaged after prolonged use and regularly lubricate the o-rings so as to not erode the rubber. Doing so will keep the flashlight properly sealed against water.

A: The battery is low power Solution: Please get your battery full charged or replace with other battery (make sure the battery works well) B: The threads, PCB board contact or other contacts are dirty. <br><br> Solution: Clean the contact points with an alcohol soaked cotton swab. <br><br> If it still does not work, please contact your local dealer or the seller for after-sale service. We support the dealer or the seller to offer after-sale service.

Hello, the light itself has attached O-rings, so you don't need to add the O-rings before using. If the O-ring was broken or fell down, there are extra O-rings for you to replace which come with the package.

The serial number of OrcaTorch dive light is on the head of the torch, except D611 and D620. You can see the serial number of D611 and D620 on the PCB of the torches and need to unscrew the canister.

D520 5000K, D530/D530V 6000K, D550 5000K D560 5000K, D570 5000K, D820V 5000K D850 6000K, D860 6000K, D900V 5000K D910V/D950V 5700K

The narrow beam focuses the lumens of the light into tighter areas that are ideal for pointing out objects of interest and to see into holes, caves, and cracks, covering long distances to illuminate your dive.