Package Included:<br />1 x Solar Welding Mask<br /><br />Specifications:<br />Light State: DIN4<br />Dark State: Variable shade 9-13<br />Shade Control: Internal ， variable<br />Helmet Material: PP (fireproof)<br />Power Supply: Solar cells， re-chargeable batterry， no batterry change required<br />Ventilated and breathable<br />Not hot and stuffy<br />The window not fog<br />Assemble safety head cap<br />Apply to a variety of workplaces<br />Comfortable to wear， easy to use， can be free to rest<br />Dedicated Liu nail， turning freely， durable， groove design， stable jammed face protection<br />Detachable automatic variable light core box， adjust the sensitivity and darkness knob