Ex-tubular light Stabex HF for 2 batteries IEC 60086 R 20/LR 20, with bulb, without battery, lamp/illuminant: 2.8 V/0.5 A (halogen), nominal lamp luminous flux: 17 lm, battery: 2 batteries IEC 60086 R 20/LR 20, nominal operating time: approx. 12 h, lamp base: PX 13.5s, housing material: polyamide, marking according to 94/9/EC: Ex 2G Ex e ib IIC T4 Gb, Ex 2D Ex tb IIIC T57°C Db IP65, EC type examination certificate: BVS 11 ATEX E 147, permissible ambient temperature: -20 °C to +40 °C, dimensions (L x W x H): 220 x Ø 60 mm, protection class: III, protection type according to EN 60529: IP65