Ex-LED Portable Emergency worklight 0~30W Dimmable Stepless light dimming, free to control light brightness. Night Hawk Series LED Explosion-proof Lighting LED Portable Emergency worklight LED Industrial Lighting Long working time, maximum power co- ntinuous to work up to 4 hours. No memory battery, high capacity, low self discharge rate, economy and envir- onmental protection. Power display, and low battery warning. Light weight, freindly handle design, various of carrying methods: hand-held, placed and so on. Ideal for oil and gas industry, refineries, onshore and offshore rigs, pumping station, oil tank, petrochemical plants, mining, power construction, maintenance, and substation field inspection and repair emergency lighting. Model Ex-BNIH30 BNIH30 Battery rated voltage (VDC) 14.8 Battery capacity (Ah) 5.2 Continuous work time(H) Charging time(H) Battery life (cycle) Lumens (lm±10%) Colour temperature (K) ≥4( 30W) ≥6( 20W) ≥10( 10W) 6~8 500 2880 3200 3200 2800~3300 4700~5400 5700~7100 CRI(Ra) 82 70 70 Ex-BNIH30 BNIH30 Model -25~+55 Ambient temperature (℃) Ex Mark Ex d IIC T6 Gb IP Grade IP66 Anti-corrosion grade ≥WF2 Size(mm) 280x100x450 Weight(kg) 2.5 Warranty 3 years Lifespan ≥50,000hrs Housing Front Cover Copper free Aluminium Tempered glass Technical parameters 15° Ordering Information NIH NIH-Night Hawk D15-15° Ex-BNIH30D40CW Part number definition as follow: XX XX XXX Extruded copper-free Aluminum, high intensity, can endure 20J impact .