1, the product is made of ABS high-strength engineering
materials, V-shaped arc top, an increase of the top impact resistance. 2, four or eight double-layer ribbon connection, plus top
ring, lampholder and wire fixed ring, the color can be optional. Cap hoop adjustment can choose a key, keyhole or knob to adjust the cap lining, jaw belt, absorbent pad can be
optional. 3, cap shell can be equipped with mine lighthouse,
installation miner\'s lamp. 4, more suitable for coal, petroleum, chemical and other
places need anti-static workplace. 5, in line with GB2811-2007 standards and the EU EN397
standards 6, weight: about 410g