WUBEN A9 - Maintenance and Troubleshooting; Product Maintenance Guidelines; Frequently Asked Questions (FAQs)

6
Maintenance
• The O-Ring may be damaged after long time use. Please replace the O-Ring in time to
ensure the waterproofness of the product.
• Please use WUBEN batteries or WUBEN recommended batteries.
• When the flashlight indicates low power, please charge or replace the battery in time
to avoid affecting the durability of the battery.
• Please use alcohol and a rag to clean the conductive parts of the flashlight.
• When not in use for a long time, please remove the battery to prevent the battery
from leaking or exploding. Store the flashlight in a dry and ventilated place.
• Never use concentrated or abrasive cleaners on the lamp housing.
FAQs
Problems
Causes
Solutions
Abnormal flash
or failure to
turn on
Check whether the flashlight is
not locked.
Unlock the flashlight.
Check if the switch is turned on
correctly.
Turn on the switch.
Check if the product is correctly
assembled.
Tighten the parts.
Check whether the battery is
not low on power.
Try the battery on other
products.
Check if the battery is not
reversed.
Remove the battery and
reassemble the product correctly.
Check the conductive position
for dirt or any grime.
Clean the surface with alcohol.
Abnormal
noise
Check whether there isn’t any
foreign matter in the tube.
Pour out possible foreign matter.
Damage to parts.
Contact your seller.
If your problems still aren’t solved, please contact WUBEN headquarters for after-sales
service.