Xflyee Electronic Whistle with USB Charging, 3 Tone Adjustable for Referee Coaches Teacher, Outdoor Camping Hiking Boating Safety Whistles with Lanyard and Lighting Function…

Key features

• 【Clean and hygienic】 Compared to traditional whistles, electronic whistle are used at the touch of a button and no longer require the removal of the mask, avoiding oral contact and bacterial growth. It is the best choice for daily training and refereeing, especially in this special period.
• 【Rechargeable electronic whistle】 Built-in 2000 mAh lithium battery makes it strong and stable sound, which can last for 5 hours, five times more than other batteries. Electronic whistles use USB direct charging, no need to replace the battery often, saving the cost of buying batteries.
• 【3 Level Volume Whistle】 This electric whistle has 3 tones and 3 levels of adjustable volume, so you can choose the best sound for your needs. Suitable for all sporting events, pet training, outdoor camping hiking and other emergencies.
• 【Durable and high quality】 The handheld whistle is made of high-quality ABS environmental protection material, non-toxic, tasteless and healthy. The strong anti-splitting design allows it to produce a strong and consistent sound that delivers up to 120-150 dB of sound power.
• 【Easy to carry】 Portable and compact perfect size: 5.35 inches x 1.57 inches, weighing about 80 grams. And comes with a 6.54-inch long lanyard that can easily be worn through a backpack or hung around the wrist and neck, and also adds a new lighting function for daily and emergency use.