Features: l It is easy to operate and adopted by two control ways: wire and wireless. l High airproof: pneumatic mast can stay stable on top for 24 hours with elegant appearance and steady lift. l Long lifetime: it adopts imported metal halide lamp with its illumination time reaching above 10,000 hours. Technical Parameters Type model Supply voltage（V） Supply current（A） Rotating angle (horizontal and vertical) Light power（W） Lamp tube brand Extension height of light mast（mm） Luminous flux （Lm） BSD-L18270 DC12 or DC24 14 420° 70×2 Philips 1800 11,000 BSD-L182150 28 150×2 22,000 BSD-L182500 AC220 8 500×2 92,000