YJRUNFU Whistle Disaster Prevention Whistle Rescue Loud Aluminum Alloy Whistle with Keychain Emergency Excursion Mountain Climbing Outdoor Activities

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. [Specifications] Whistle size: 5.5cm x 1.5cm x 0.8cm [Loud volume] It is easy to blow without any effort and the sound resonates well. It is a loud whistle that resonates even in the midst of loud cheers. In addition, the double tube design allows it to be heard even farther away. [Durability] Made of high-quality metal material, it is rust-resistant and durable even after long-term use. It can be used safely for daily outdoor activities and emergencies. [Easy to carry] Comes in 7 different color packs, the emergency whistle is lightweight and comes with a keychain, making it easy to carry. [Wide range of uses] It can be used in a variety of situations, including disaster prevention, outdoor activities, camping, hiking, refereeing, coaching, lifeguarding, etc. It is designed to be safe for use by children and the elderly. 1. [Specifications] Whistle size - 5.5cm*1.5cm*0.8cm 2. [Loud volume] Easy to blow without any effort and the sound resonates well. It is a loud whistle that resonates even in loud cheers. In addition, the double tube design makes it possible to hear it further away. 3. [Durability] Made of high-quality metal material, it is rust-resistant and durable even after long-term use. You can use it with confidence in daily outdoor activities and emergencies. 4. [Easy to carry] 7 types of color pack, emergency whistle is lightweight, comes with a key chain, and is easy to carry. 5. [Wide range of uses] It is useful in various scenes such as disaster prevention, outdoor, camping, hiking, referee, coach, lifeguard, etc. It is a safe design that can be used by children and the elderly.