3 In 1 Emergency Survival Whistle Outdoor Multifunctional Whistle with Compass Thermometer Referee Whistle Camping Hiking Tools

3 in 1 Emergency Survival Whistle Compass Thermometer Referee Cheerleading Whistle Sporting Goods Camping Hiking Outdoor ToolsDescription:100% Brand New And High Quality Material:ABS Size:6*3.3*2.8cm Conversion:1inch=2.54cm,  1cm=0.393inches

Features:1. High decibel whistle, loud, up to 150 decibels, spread farther.2. North (South) needle.3. Thermometer.4. Get used to participating in sports events, asking for help, training pets, etc. Package Includes: 1 X whistle Warm Tip :Please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differences in the colour tone of the website's photo and the actual item. Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated.