











Recent Purchase
sdd***
category:【5 Installs-Jun Green】 Three-in-one whistle;
$47.68
12 days ago
xju***
category:【5 Installs-Jun Green】 Three-in-one whistle;
$20.86
41 days ago
ueu***
category:[4 Installation-Jun Green] Three-in-one whistle;
$25.50
30 days ago
rxb***
category:[4 Installation-Jun Green] Three-in-one whistle;
$35.70
24 days ago
kph***
category:[3 installation-military green] three-in-one whistle;
$16.96
15 days ago
tvi***
category:[3 installation-military green] three-in-one whistle;
$38.16
38 days ago
wsz***
category:[2 installation-military green] three-in-one whistle;
$20.28
46 days ago
jxb***
category:[2 installation-military green] three-in-one whistle;
$8.45
41 days ago
bvz***
category:[1 outfit-military green] three-in-one whistle;
$8.40
41 days ago
ndo***
category:[1 outfit-military green] three-in-one whistle;
$9.45
37 days ago
View All
Customer Reviews
Average Rating
4.5





4.5
2 global ratings
5 star
50%
4 star
50%
3 star
0%
2 star
0%
1 star
0%
All Reviews
Image
Recommend
Recent
1***m

Helpful (2)
I love OKWISHING tbh, the size guides make shopping for clothes way easier (and they have a huge plus sized collection) & the shipping speed is crazy, my recent order came in like a week before it was scheduled. Absolutely recommend
Sep.11.2024

Helpful (2)
Sep.11.2024
1***m

Helpful (2)
Everything came in a week early! Nicely packaged
Oct.25.2024

Helpful (2)
Oct.25.2024
- 1
Outdoor lifeline whistle multi -functional survival whistle referees coach whistle thermometer thermometer three -in -one emergency whistle
$1.05
category:

![[1 outfit-military green] three-in-one whistle](https://okwishing.com/api/profile/upload/okwishing2_product/sports-&-outdoors/auxiliary-equipment/referee-equipment/2024/f693609d-07ae-480f-851d-4fa0405eda66-3000087071/sku/5.png)
![[4 Installation-Jun Green] Three-in-one whistle](https://okwishing.com/api/profile/upload/okwishing2_product/sports-&-outdoors/auxiliary-equipment/referee-equipment/2024/f693609d-07ae-480f-851d-4fa0405eda66-3000087071/sku/2.png)
![[3 installation-military green] three-in-one whistle](https://okwishing.com/api/profile/upload/okwishing2_product/sports-&-outdoors/auxiliary-equipment/referee-equipment/2024/f693609d-07ae-480f-851d-4fa0405eda66-3000087071/sku/3.png)
![[2 installation-military green] three-in-one whistle](https://okwishing.com/api/profile/upload/okwishing2_product/sports-&-outdoors/auxiliary-equipment/referee-equipment/2024/f693609d-07ae-480f-851d-4fa0405eda66-3000087071/sku/4.png)
Quantity:
Add to Cart
Wishlist
Features
Outdoor Lifeline Whistle – Multi-functional Survival Essential
Tactical-grade ABS construction ensures durability in extreme conditions, resistant to water, corrosion, and impact. Precision-molded for crisp 120dB sound output, effective up to 1.5km for emergency signaling. Integrated digital thermometer provides real-time temperature monitoring (-10°C to 50°C), ideal for hiking, camping, or marine safety. Referee-grade airflow design guarantees consistent pitch for coaching or survival scenarios. Compact triple-function design combines whistle, thermometer, and lanyard hole for gear attachment. Military-tested reliability meets ISO 9001 standards, trusted by outdoor professionals and first responders. Ultra-lightweight at 25g, fits seamlessly into survival kits, backpacks, or life vests. Essential for adventurers, coaches, and disaster preparedness—engineered for when seconds count.
See More