If youre smart youll err on the side of caution when working in explosive areas of Ex-Zone 2/22. And if youre really smart, youll use the rechargeable version of the iLH8. After all its 10g lighter but has the same features as the battery powered version: dustproof housing protected against powerful water jets (IP68), comfortable to carry and features LedLensers patented Advanced Focus System. The iLH8R is approved for gas and dust groups IIC and IIIC in zones 2 and 22 (temperature class T4 / 135C).