Wrist-Band 790 User manual

PLEASE READ THIS MANUAL
CAREFULLY BEFORE USE.
12505 REED RD #110 TSUGAR LAND, TX 77478
TEL: [phone]
E-MAIL: [e-mail] WEB: WWW.WRIST-BAND.COM
WRIST-BAND.COM
DISINFECTION HOSPITAL COMMUNITY PARK
PROFESSIONAL ELECTROSTATIC
BACKPACK SPRAYER
OPERATION MANUAL

CONTENTS
Ⅰ. ILLUSTRATED PARTS ………………………………………………… 1
Ⅱ. TECHNICAL PARAMETERS …………………………………………… 1
Ⅲ. BASIC WORKING PRINCIPLE ………………………………………… 2
Ⅳ. OPERATION INSTRUCTIONS …………………………………………2
Ⅴ. BATTERY OPERATION AND MAINTENANCE METODS ………………… 2
Ⅵ. COMMON FAILURES AND TROUBLE SHOOTING ……………………… 3
Ⅶ. ATTENTIONS ………………………………………………………… 4
Ⅷ. WARRANTY SERVICE …………………………………………………5
Ⅸ. PACKING LIST ………………………………………………………… 6
Dear customer:
Thank you for choosing our electrostatic sprayer. Please read the operation manual
carefully before use the product , strictly abide by the safety operation rules, in order to
prevent product failure from aecting your normal use or cause unnecessary losses. We
hope that you can use this product safely, correctly, and eciently with this operation
manual, maintain the best operation condition of the product to improve the application
eciency of the products .
We are committed to the constant optimization and improvement of product design. We
will appreciate for your valuable suggestions or feedback.

Ⅰ . Illustrated parts
Ⅱ
. Technical parameter
Ⅲ. Electrostatic working principle
Electrostatic spray technology is one professional x that uses an electrical charge to
allow the appropriate sanitizers and disinfectants to wrap around and evenly coat all
types of surfaces for a more complete clean.
Ⅳ. Operation instructions
1. Fill the solution or disinfectant into the tank and fasten the tank cap. Attention : The
solution don't exceed maximum capacity 2.5L .
2. First, turn on the power switch on the side of the device, conrm the battery capacity
is enough.
3. When nish spraying the solution, remove the residual liquid and clean the tank with
water, add a little water in the tank and adjust the regulator to max. Delivery, tum on the
machine, spray 1-2mins water to avoid the solution block and corrode the nozzle and
piping.
0201
Wind gun
Switch
Spray head
Electrostatic trigger
Handel
LCD
Label
Tank
Charging
Tank switch
Famcover
Model
Battery
Sprayer body
Tank capacity
Working times
Charging time
Nozzles size
Eective range
Rated Voltage
Battery capacity
Net Weight
Gross Weight
Packing size
Warranty
Application
790 Electrostatic backpacksprayer
Core lithium battery
ABS material
10L(2.27Gallons) 
3.5 hours 
90Minutes 
10-50μm
3-6m (Electrostatic with fan open)
1-2m (Electrostatic with fan o）
24V
20AH
7.8kg
11.5kg 
740*280*670mm
12 months
Can be used for indoor/Environmental
disinfection/Cleaning/Epidemic prevention
/Public place/Hospital/Building...
An electrode
atomizes the
cleaning solution
The charged particles
are attracted to the
surface area
The particles wrap
around the surface
3D objects & hard-to-reach
places receive a clean,
even coat

Ⅴ. Battery operation and maintenance methods
For the convenience of customers use continuously, you can choose spare batteries. The
battery can be charged in the machine.
1. Notice: The charger indicator light will become red when it is charging and tum green
when it is full charged.
2. Charging method (when battery is in machine, the machine must be placed in a safe,
dry, normal temperature environment when it is charging. After placing the equipment
smoothly, then connect the charger plug and connector on the side of the devise, contin-
uously charging until the light becomes green.
Ⅶ. Attentions
1. Please make sure the battery capacity is enough before use.
Please charge it when the light become red.
2. If the water goes into the machine, make sure it completely dry before turn on the
switch.
3. The operating ambient temperature of the machine is between 0-40℃. It should not
be knocked with heavy object, avoid falling from high place. The customer must use
special battery congured by this product. It is forbidden to use other types of batteries
to avoid damage to the product.
4. Please don’t use it to work when charging.
5. If you leave it unused for a long time, please fully charge the better.
6. Prohibit using the strong corrosion liquid, the solution should be completely dissolved
without impurities. To prevent clogging the pipeline.
7. If below situations happen, please cut o the power supply immediately.
1)The water gets into machine.
2)The motor stops working suddenly.
3)The voice of motor changes obviously.
4)The water tank leaks.
5)The motor is not work or other abnormal conditions happen when turning on.
8. Please cut o the power supply after using and clean the tank promptly. Put it in a safe
location to avoid water drenching, direct sunlight, bump and kid’s touch.
9. Please cut o the power immediately and cleaning tank when you nish the work. Put
it in the safe place and avoid any exposure to wet, sun collision and easy to be reached by
children.
10. Do not use the machine in the rain. Forbid to plug or unplug with wet hands. The
machine should not be stored near any ammable, explosive articles or high tempera-
tures sites.
11. If abnormal condition happens, please contact with us.
Ⅵ. Common Failures and Trouble Shooting
1. Failures: Motor don't run
Cause: The battery capacity is not enough, the battery is in automatic protection when
the power light become red.
solution: Check if the battery is adequate.
Cause: (2) The range button not settled.
Solution: adjust it to zero
Cause: (3) Overload operation
Solution: Stop working and put the machine at a ventilated place for 30minutes
2. Failures: Machine runs but without spraying droplets
Cause: (1) The solution is not enough or no solution.
Solutions: Check and ll more solution into the tank.
Cause: (2) Solution tank cap is not well fastened.
Solution:Fasten the solution cap.
Cause: (3) Spray nozzle blockage
Solution: Clean the nozzle.
0403

Ⅸ. Packing ListⅧ. Warranty Service
1. We provide one year free maintenance for the main components of the equipment.
List of major components:
1)Motor
2)Electromc control board
3)Battery (warranty for liquid leakage, plastic shell cracking, etc. Except for human factors
and external damage)
4)Charger
5)Water tank
6)Single Valve
7)Nozzle
Parts that are not in the main components list are all warranted for 3 months (except for
human factors, external damage and improper use)
2. The below circumstances are exclusive of the warranty service:
1)The blockage and damage of equipment because of using strong corrosion liquid
2)The fault and damage because of changing the structure and replacing the parts of
equipment privately.
3)Do not follow the instructions for use and maintenance.
4)Articial damage caused by improper or overuse.
5)Damage caused by irresistible natural forces, such as earthquakes, oods,res, etc.
0605
No. Item Specication Qty Remarks
1
2
3
4
5
6
7
8
9
1
1
1
1
1
5
1
1
1
sprayer
Charger
Screwdriver
Straps
Filter sponge
Nozzles
Sealing ring
User Manual
Product certication