background image

Warnings

1.  Please install the Heat Insulation Guard when using the 

product to prevent scalds.

2.  The product is designed to be used by adults. Keep the 

product out of reach of children.

3.  Children under 16 years old must be under adult 

supervision when using this product to prevent scalds and 

accidents.

4.  DO NOT leave the product unattended when it is in use. 

Stop using the product at any sign of malfunction.

5.  DO NOT place the product in water.

6.  DO NOT put your fingers, metals or foreign matters into 

the product to avoid accidents or damage.

7.  DO NOT use the product in a confined space.

8.  Stop using the product and dispose of it immediately if 

there is any leakage, odor, or deformation in the battery.

9.  DO NOT expose the product to temperatures above 60°C 

(140℉) for a long time.

10.  DO NOT disassemble or modify the product without 

authorization, as this will cause the warranty to be nullified. 

Please check the Warranty Service for details.

Warranty Service

All NITECORE

®

 products are warranted for quality. Any DOA / 

defective product can be exchanged for a replacement through 

a local distributor/dealer within 15 days of purchase. After 

that, all defective / malfunctioning NITECORE

®

 products can 

be repaired free of charge within 12 months from the date 

of purchase. Beyond 12 months, the charge for accessories, 

replacement parts and delivery shall be at your own expenses.

The warranty will be nullified if

1. the product(s) is/are broken down, reconstructed and/or 

modified by unauthorized parties.

2. the product(s) is/are damaged due to improper use.

For the latest information on NITECORE

®

 products and services, 

please contact a local NITECORE

®

 distributor or send an email 

to [email protected]

※ The trademarks and product images specified herein this 

user manual are for reference purposes only. The copyright 

belongs to their lawful holders.

※ All images, texts and statements specified herein this 

user manual are for reference purposes only. Should any 

discrepancy occur between this manual and information 

specified on www.nitecore.com, Sysmax Innovations Co., 

Ltd. reserves the rights to interpret and amend the content 

of this document at any time without prior notice.

Worldwide Warranty Service

Model number 

Date of purchase

————————————— —————————————

Serial number 

Store Stamp

————————————— —————————————

This is the certificate of authenticity if this item and we 

confirm that it has been subjected to the most exacting 

quality controls by SYSMAX Innovations Co., Ltd.

NOTE:

Please ensure this warranty card is fully completed by the 

distributor or retailer after purchasing the product. Should 

the product fail to operate correctly during the warranty 

period, it may be returned with the completed warranty card 

and original sales receipt to the retailer or local distributor 

for replacement or repair.

Customer Service Email: [email protected]

SYSMAX Innovations Co., Ltd.

TEL: +86-20-83862000

FAX: +86-20-83882723

E-mail: [email protected]

Web: www.nitecore.com

Address

  Unit 6355, 5/F, No.1021 

 

Gaopu Road, Tianhe District,

 

Guangzhou, 510653, Guangdong, China

Thanks for purchasing NITECORE!

Made in China

EMR30082022

Please find us on facebook : NITECORE Charger

EMR20

 

Portable Electronic 

Multipurpose Repeller

IMPORTANT

Read all instructions before use.

This product is intended for adult use only. This product is not 

a toy.

Product Introduction

The EMR20 is specially designed for outdoor activities, such as 

outdoor work, camping, fishing, trekking and more.

Specifications

Input

5V

2.4A / 9V

2A (18W MAX)

Output

5V

2.4A / 9V

2A / 12V

1.5A (18W MAX)

Rated Capacity

6,400mAh 5V (TYP 1A)

Capacity

10,000mAh 36Wh

Heating 

Temperature

125℃ / 257℉ MAX

Modes

Indoor Mode: 11ft Protection Zone
Outdoor Mode: 16ft Protection Zone

Dimensions

135mm x 48.8mm x 31mm 

(5.3" x 1.9" x 1.2") (Accessories Not Included)

Weight

227g±5g (8oz±0.1oz) 

(Accessories Not Included)

Accessories

Heat Insulation Guard, USB-C Charging 

Cable, 10 x Mosquito Repellent Mats

Waterproof 

Rating

IPX5

Charging

Connecting to the External Power

Use the USB cable to connect an external power supply (e.g. 

a USB adapter, a power bank or other USB charging device) to 

the USB charging port to begin the charging process. (Input: 

5V

2A / 9V

2A)

Note: 

The mosquito repelling function can be activated during 

the charging process.

Operating Instructions

·

 

On: 

When the EMR20 is off, short press and then long press 

the Power Button until all 4 indicators turn on one by one 

to activate the mosquito repelling function, after which the 

blue indicator beneath the Power Button will remain steadily 

turned on to indicate the access to Outdoor Mode (Default 

Startup Mode).

·

 

Off:

 When the EMR20 is on, long press the Power Button 

until all 4 power indicators turn off one by one to turn off the 

mosquito repelling function.

·

 

Mode Switching: 

When the mosquito repelling function is 

on, short press the Power Button to switch between Indoor 

Mode and Outdoor Mode. If the blue indicator beneath the 

Power Button is steadily on, the EMR20 is in Outdoor Mode. 

If the green indicator is steadily on, the EMR20 is in Indoor 

Mode.

Power Indication

·

 

Short press the Power Button and the power indicators will 

turn on to indicate the power level. The EMR20 needs to get 

recharged when the last power indicator flashes to indicate 

low power.

·

 

During the charging process, the power indicators will flash 

to indicate the power level. All 4 indicators will turn on 

steadily when the product is fully charged.

Status of Indicators

Power Level

4 Constant-on

Approx. 100%

3 Constant-on

Approx. 75%

2 Constant-on

Approx. 50%

1 Constant-on

Approx. 25%

1 Flashing

Nearly Depleted (Please charge the 

product as soon as possible)

Using the EMR20

1. When the product is off, insert 1 repellent mat into the 

Repellent Mat Placement Area.

2. Activate the mosquito repelling function.

3. The protection zone will be created after 10 minutes.

4. After use, long press the Power Button to turn off the 

mosquito repelling function. Please store the product after 

cooling completely.

Note: 

NITECORE Mosquito Repellent Mat Size: 

34mm x 48mm / 1.34" x 1.89" (up to 6 hours each)

Mosquito Repellent Mat Replacement

Make sure the EMR20 is off and cooled. Insert a new repellent 

mat while pushing out the used one.

EMR20 Placement

·

 

Place the EMR20 upwind of the mosquito repellent area if it 

is windy.

·

 

DO NOT cover the EMR20 during the using process.

·

 

It is recommended to use multiple EMR20 together to create 

a larger protection zone.

Charging the External Device

USB Output:

 Available with the USB output, the EMR20 can be 

used as a power supply to charge external devices.

Connecting to the External Device:

 Use the USB cable to 

connect an external USB device to the USB charging port to 

begin the charging process.

Note: 

During the discharging process, the USB output will be 

automatically off to protect the battery if the battery voltage is 

low.

Storage and Transportation

·

 

Store the product in ventilated and dry places at room 

temperature.

·

 

Charge the product every 3 months if it is not used for a long 

period of time.

New

Used

Reviews: