20. Do not touch power cord with wet hands.
21. Unplug the unit when cleaning, removing / replacing filter, or moving the device.
22. for best results, place the unit on a higher surface like a table or countertop.
23. Do not place the device in passageways or high traffic areas where there is a
possibility of tripping or knocking it over.
24. Do not allow any foreign objects inside the device.
25. Do not place items on the top of device.
26. Do not block the front and back grills of the device.
27. Do not turn the device upside down.
28. Do not submerge the device under water or other liquids.
PRODUCT DESCIRPTION Air Cooler AD7919 (Figure I.)
1. Water tank
4. Lifting handle
7. Power switch
10. USB port
13. LCD display
BEFORE FIRST USE
1. Place the device on a raised surface as table, desk or counter top. This is the best way to cool your personal area faster.
2. Let filter absorb water for at least 3 minutes after filling the tank and before use. Doing so will get you coolest air quicker.
3. Try to stay within 1-2m of the device.
4. The device will run up to approximately 8-10 hours on low fan speed after filling up the water tank by 500ml of clean water.
5. Even if water tank is empty, filter is still damp and the device is still cooling.
During using a device powered by USB 5V, there is no need to remove the battery. When connecting the device to the USB 5V power
port, the battery power is automatically disconnected. During supplying the device with AA batteries, it is not possible to charge AA
batteries. It is recommended to remove the battery from the device if the battery is not used for a longer period (one month).
USING OF DEVICE
1. Place the device on flat surface.
2. Open the water tank lid and fill with water, we suggest use the jug (Figure II). Do not exceed maximum level at water gauge.
3. To supply the device you can chose one of below method:
- USB supply: Insert larger USB end of cable (3a) into your computer's USB port and the smaller end (3b) into the USB port (10) on the
back of the device.
- Batteries supply: Open the batteries chamber cover (12) by pressing both latches down and toward you to put 4 pieces of AA batteries
(1,5V) – not included with device. Batteries should be paced in correct position to match plus and minus indication shown inside
batteries chamber with actual position of battery. In order to disasemble battery act in oppositive way.
4. Press button ON/OFF (7) to power on the device.
5. Press button SPEED (8) to set the fan speed. Actual setting you will see on LCD display (13), by again pressing you can choose
from:
LL – low fan speed
HH – high / fast fan speed
6. Press button TIMER (9) to set up operation time. Range of period is from 1 to 12 hours an hour interval. The device stops operation
automatically after set up time passed.
7. Press button ON/OFF (7) again to turn off the device.
REMARK: We recommend running the device on fast fan speed for at least 5 minutes before turning off to allow drying it.
CLEANING AND MAINTENANCE
CAUTION: Do not allow the device's buttons to get wet.
1.Before cleaning the device remove the USB cable and batteries.
2.The housing should be cleaned using a damp cloth with a small amount of detergent.
3.To remove dust from grills may occasionally be wiped with a brush.
4. Before seasonal storage, empty water from water tank by unscrewing the drain plug (11). Next, we recommend running the device on
fast fan speed for 15 minutes before turning off to allow drying it.
5. Store the fan in a dry place.
TECHNICAL DATA
Power supply: USB 5V 0,5A or 4 pieces of AA 1,5V batteries
Power: 5W
Maximum power 50W
1,2m USB cord
Water tank capacity: 500ml
Water consumption: 50ml / hour
Noise level: < 50dB
2. Water tank lid
5. Adjustable air outlet
8. Fan air speed button
11. Drain plug
3. USB cord
6. Water level gauge
9. Timer button
12. Batteries chamber cover
4