D21S

D15S Violent dust blower manual

I. Introduction of main parts:

① Blowing nozzle

② LED display screen (displaying battery level, gear）

③ Gear button（1st/2nd/3rd gear）

④ Power switch (press and hold for two seconds to power on, press and hold for three seconds to power off)

⑤ TYPE-C Charging Port

⑥ Air inlet

II. Precautions before operation:

* Before use, pls. confirm whether all parts are assembled in place, especially whether the blowing nozzle is inserted in place, and matches the equipment used.

*Please fully charge this device for the first use or if it has been left unused for too long, when fully charged, the red light on the display screen switches to green light.

* Note that it cannot be turned on during charging. It can not use unless the power is cut off.

* This product is not waterproof. Please do not inhale a large amount of water or liquid to avoid damage, especially flammable and explosive substances such as chemical solvents or alcohol.

* Do not inhale high-heat substances (such as burning cigarette butts or hot ash) to avoid damaging the motor and causing foreign objects to form inside.

* If abnormal noise is found during use, it should be immediately stopped. Please contact the after-sales department for confirmation and handling.

* Please place it in a cool place when not in use, and do not expose it to sunlight at a temperature exceeding 60 °C to avoid the risk of fire.

III Instructions for use:

1. Power switch function

* POWER button：press and hold for two seconds to turn on, press and hold for three seconds to turn off.

2. Blowing function

* After starting up, run in low gear (L1), press

button to the second gear (L2), and press again to the third gear (L3),press

button cycle through gear changes.

3.LED display：

* when charging the red light is flashing and dsiplay"CH",The battery level is displayed at 25% -50% -75% -100%. When fully charged, the red light turns to green light and the display screen turns off after about two minutes

*when working,display L1-L2-L3 with different gear，The battery level decreases step by step from 100%- 75% -50% – 25%

4.Product installation diagram:

Installation diagram of blowing nozzle

IV. Product charging:

* When the product is used for a long time, pls recharged it in time. The product needs to be charged before it can continue to be used.

* Using the standard TYPE-C charging cable, this product supports fast charging, pls choose the charger that supports fast charging which can shorten charging time. If it is a regular USB charger, it is recommended to use a charger with an output voltage of 5.0V and a current of 3A or above to charge this product.

* Connect the USB charging cable with TYPE-C interface to the rear charging socket ⑤, when charging the red light is flashing and dsiplay "CH",after fully charged, turn from red light to green light.

(machines that have just completed work need to be turned off and left for about 10 minutes to cool down before they can be charged)

V、Trouble and shooting:

Fault cause

Possible causes

countermeasure

No power, no operation

* Battery is too low

* Press the wrong buttons

* Being charged

*Timely charging

*Correct Press Again

*Stop charging

Abnormal noise

*Foreign object blocking at the blowing nozzle

* Check and clean it

VI、Technical Parameter:

Product

Dust Blower

Item Number

D21S

Motor

High speed brushless motor

RPM

125000RPM ±5RPM

Rate power

About 165W ±5

Battery model

18650 Lithium battery

Battery capacity

2500mAh*3

Rated voltage

10.8V

RPM

60000/90000/12.50000±10%

Three levels of blowing power

About 50G-160G

Working time

About 12-60 min

Charging mode

5V/3A

Charging port

TYPE-C

Net weight

About 385g

Product size

146*178MM

VII. maintenance:

1. Please turn off the power during cleaning and maintenance；

2. When using, please be careful not to have foreign objects in the air inlet of the product to prevent debris from entering the motor room and damaging the motor and blades；

3. Please clean the filter in a timely manner after use and let it dry before use；

4. When cleaning the vacuum cleaner, please use a damp cloth containing water or neutral detergent；

5. When wiping and cleaning, it is prohibited to use gasoline, aromatherapy water etc. to avoid causing the shell to crack or fade；

6. Do not use when the product has functional damage.