Ryobi Auto-Darkening Welding Helmet

• Powered by solar cells and lithium battery for fast switching and low-amp sensitivity (Batteries included) • Conforms with standards CE, EN379 and EN175 • 90 x 34mm viewing area for greater visibility • Fully automatic light (DIN3) to dark (DIN11) in 5/10 000 second • Lightweight & comfortable with a weight of 350g Field of Vision: 90 x 34mm Light Shade: DIN3 Dark Shade: DIN11 Switching Time: 5/10 000sec Delay Time: 0.2sec Power On/Off: Fully Automatic Power Supply: Li-Battery & Solar Operating Temp: -5ºC to 55ºC UVB Protection Grade: DIN16 Optical Class: 1/1/1/3 Arc Sensor: 2 Nett Weight: 350g