You only need to whistle, the product can make a sound, while the top of the LED lights will flash striking red lights.
According to the whistle size, the effective distance can reach about 10 meters.
Product built-in batteries, batteries can be replaced.
Side band switch, can be closed when not in use.
Product number: 15448
Classification of Key Accessories: Key Links
Style: General for men and women
Hanging material: acrylic (acrylic)
Packaging: Independent Packaging
Type: suction card packaging, OP bag packaging
Colour: White, Blue, Black, Red
1 x Key Links
1. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
2. Due to different personal measuring techniques, there might be 1-3cm error of the physical. Thank you!
Brand Name: ACEHE
State of Assembly: Ready-to-Go
Control Channels: 2 Channels
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