SHELL AND FITTING Tubular, heavy duty moulded seamless 3mm thick ABS construction strong contoured Handle. Front cap with resting support to prevent rolling on any surface. Adjustable nylon shoulder strap. LIGHT SOURCE 12 V 55 W Halogen Lamp fitted in specially designed parabolic reflector with toughened glass dome having a very powerful range of 800mt (apprx.) CONTROL CIRCUIT Reliable micro controller based design with contract less MOSFET switch using industrial grade components for high reliability and years of trouble free service. The built - in SMPS Battery charger employs the world's most efficient switch mode design providing unique features like thermal shut - down and protection against all abnormal conditions. OPERATING TEMPERATURE From - 20 degree to + 50 degree Centigrade OPERATION Direct: For continuous operation upto 1 hour Dim - 1: For continuous operation upto 2 hour Dim - 2: For continuous operation upto 5 hour Timer: The light shuts off automatically after a fixed time period (prest for 15, 30, 45 or 60s) Flash: 45 Auto Flashes / Min approx.