Features 1、A dry battery box is designed at the bottom of the warning light to facilitate the installation of 4 x AA batteries(not included). More convenient during use. 2、The bottom magnet, strong magnetism, can be adsorbed on the metal surface without installation, convenient and quick. 3、Red light cover is waterproof and dustproof, and dust will not enter the inside of the alarm lamp. 4、The appearance is designed with bullet head, the texture is hard, and it can adapt to the harsh environment. 5、Suitable for traffic construction site signal light, flash, road barrier light, alarm light. Specification Item Type: Warning Light Material: ABS and magnet Light Cover Color: Red Rated Voltage: DC 6V Rated Power: 3W Power Supply: AA dry battery Battery Model: 4 x 5AA batteries(not include batteries) Voltage: 1.5V Purpose: Traffic construction site signal light, flash, road barrier light, alarm light Package List 1 x Warning Light