Do repellent mats come with the device?

No, mats are sold separately due to shipping restrictions. The unit works with most standard mosquito repellent mats available at outdoor or hardware retailers. It accepts either one 34mm × 48mm mat or up to two 35mm × 22mm mats.

How long does the battery last on a single charge?

Up to 8 hours of continuous operation depending on the mode selected. High power mode uses more battery than low power mode, so runtime will be shorter at the higher setting.

Can I use this while it's charging?

Yes. The repeller can run directly from any USB-C power source even without the battery cartridge installed, so you can operate it while plugged in.

What devices can I charge with the power bank feature?

The 8000mAh battery cartridge works with any USB-C device that supports fast charging, including phones, headlamps, lanterns, and other outdoor electronics. The USB-C port supports two-way charging.

Is the battery replaceable or can I carry a spare?

Yes, the 8000mAh battery cartridge is removable. You can carry additional cartridges and swap them out in seconds for extended trips without waiting for a recharge.

How does this compare to spray repellents or coils?

Heat-activated mat systems don't require reapplication to skin like sprays, and they produce no smoke or ash like coils. They create a zone of protection around the device rather than coating your body, so they work best when you're staying in one area.

Nitecore EMR23 Rechargeable 2-in-1 Electronic Mosquito Repeller

Refillable
rechargeable

The 3-second version

Heats standard repellent mats with no liquid refills or flames
8000mAh removable battery doubles as USB-C power bank
Covers 16-foot zone on high, 11-foot zone on low setting
Repellent mats sold separately, not included
16-foot range assumes still air and open space
8-hour runtime only at low power setting

Why it's on GiftsFeed

Rechargeable Mosquito Repeller with 8000mAh Power Bank Built In

Most portable repellers use either coils that produce smoke or liquid cartridges that leak in a pack. Heat-activated mat systems avoid both problems, but they've typically needed batteries you can't use for anything else. This one puts an 8000mAh USB-C power bank inside, so the same battery that runs the repeller all evening can charge your phone in the morning. The removable cartridge also means you can carry a spare and swap it in seconds, which matters on trips longer than the eight-hour runtime. If you already carry a power bank and a separate repeller, this consolidates two items into one that does both jobs.

Good gift when

Campers who want bug protection without sprays or candles
People who need backup power for devices on multi-day trips
Anyone spending evenings outdoors in mosquito-heavy areas
Gardeners and outdoor cooks who stay in one spot for hours

Skip it if You need to source compatible repellent mats separately since they're not included, and effectiveness depends entirely on mat quality and local insect pressure.

Specs

Battery Capacity: 8000mAh replaceable cartridge
Coverage: 16-foot radius (high), 11-foot radius (low)
Runtime: Up to 8 hours per charge
Power Bank Output: USB-C, two-way fast charging
Mat Compatibility: 34mm × 48mm (one mat) or 35mm × 22mm (one or two mats)
Display: OLED showing runtime, mode, battery, charge status
Weight: 8.71 oz
Mounting: Built-in clip for belt or bag
Alternate Power: Runs directly from USB-C source without battery

What's included

Nitecore EMR23 mosquito repeller unit
8000mAh battery cartridge
USB-C charging cable

If you're giving it

No sizing to guess

Recipient will need to purchase compatible repellent mats separately before first use.

The details

This rechargeable repeller uses heat to activate standard mosquito mats, creating a protected zone without liquid refills or open flames. The high setting covers a 16-foot radius, while the low setting works within 11 feet. An OLED display shows remaining runtime, current mode, battery percentage, and charging status so you know exactly what's happening.

The 8000mAh battery cartridge is removable and functions as a standalone USB-C power bank. Two-way fast charging means you can top up phones, headlamps, or other USB-C gear, then recharge the pack from any compatible source. The repeller also runs directly from USB-C power when the battery isn't installed, giving you options for stationary use.

At 8.71 ounces, it fits in a pack pocket or clips to a belt with the integrated attachment point. The mat chamber accepts either one 34mm × 48mm mat or up to two 35mm × 22mm mats, and tolerates slight size variations. Mats are not included due to shipping restrictions, but the unit works with most standard repellent mats sold separately.

The heating element warms the mat to release active ingredients without combustion. Runtime depends on the selected mode, with a full charge delivering up to 8 hours of continuous operation. The replaceable battery cartridge means you can carry a spare or swap in a fresh one mid-trip without waiting for a recharge.

Nitecore

Nitecore EMR23 Rechargeable 2-in-1 Electronic Mosquito Repeller

Heat-activated repellent system runs for 8 hours and charges your devices between camping trips

$75.95at nitecorestore.com

Quantity

Buy from Nitecore

Ships and sold by Nitecore. About this merchant

The 3-second version

Heats standard repellent mats with no liquid refills or flames
8000mAh removable battery doubles as USB-C power bank
Covers 16-foot zone on high, 11-foot zone on low setting
Repellent mats sold separately, not included
16-foot range assumes still air and open space
8-hour runtime only at low power setting

Questions

Do repellent mats come with the device?: No, mats are sold separately due to shipping restrictions. The unit works with most standard mosquito repellent mats available at outdoor or hardware retailers. It accepts either one 34mm × 48mm mat or up to two 35mm × 22mm mats.
How long does the battery last on a single charge?: Up to 8 hours of continuous operation depending on the mode selected. High power mode uses more battery than low power mode, so runtime will be shorter at the higher setting.
Can I use this while it's charging?: Yes. The repeller can run directly from any USB-C power source even without the battery cartridge installed, so you can operate it while plugged in.
What devices can I charge with the power bank feature?: The 8000mAh battery cartridge works with any USB-C device that supports fast charging, including phones, headlamps, lanterns, and other outdoor electronics. The USB-C port supports two-way charging.
Is the battery replaceable or can I carry a spare?: Yes, the 8000mAh battery cartridge is removable. You can carry additional cartridges and swap them out in seconds for extended trips without waiting for a recharge.
How does this compare to spray repellents or coils?: Heat-activated mat systems don't require reapplication to skin like sprays, and they produce no smoke or ash like coils. They create a zone of protection around the device rather than coating your body, so they work best when you're staying in one area.