Features Safety Feature - In hazardous conditions, the Led lights on this megaphone can serve as an additional safety feature, making the user more visible to others, such as traffic control personnel or event organizers.ergonomic Design - Designed with comfort in mind, our ergonomic megaphone features easy-to-use controls, making it comfortable to use even for extended periods.crowd Control - The combination of sound and light can effectively capture and hold the attention of large crowds, making it easier to communicate important messages.portable - Lightweight design, convenient carry strap, & powered by 6 type ""AA"" battery (not included) , built for people on the go.Megaphone Specification:Power- 50WLED Light- YesWaterproof- YesAlarm/ Siren Mode- YesVoice Projection Range- 800 YardsPower Source- Battery(not included)Battery Type- AANo. of Battery Require- 6Package Includes:1x Megaphone