Instruction Manual
5
EN
1. CAUTION
 Risk of Electric Shock. Do not expose to liquid, vapor, or rain.
2. CAUTION
 Risk of Injury. The product is a power supply and used as a class 2 
battery chargers for household use only. 
It is made specically for the Model Series including but not limited to yeedi vac 
max/yeedi vac, charging only 14.4V 2400mAh Li-ion TWS Technology (Guangzhou) 
Limited Model S11-LI-144-2600 type, 14.8V 2900mAh Li-ion BYD CO LTD Model 
S09-LI-148-3200 type, and 14.4V, 4800mAh Li-ion TWS Technology (Guangzhou) 
Limited/ BYD CO LTD Model S10-LI-144-5200 type rechargeable batteries.
Warning: 
Changes or modications to this unit not expressly approved by the party 
responsible for compliance could void the user’s authority to operate the equipment.
NOTE: 
This equipment has been tested and found to comply with the limits 
for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits 
are designed to provide reasonable protection against harmful interference in 
a residential installation. This equipment generates, uses and can radiate radio 
frequency energy and, if not installed and used in accordance with the instructions, 
may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular 
installation. If this equipment does cause harmful interference to radio or television 
reception, which can be determined by turning the equipment off and on, the user 
is encouraged to try to correct the interference by one or more of the following 
measures:










