Black board Black board or called chalk board. Size optional. 30x45cm, 45x60cm, 60x90cm, 90x120cm, etc.
General features Revolutionary hid flashlight makes a bright white illumination even in the dark crevices. Compared with a halogen bulb, the hid flashlight produces much brighter light beam but saves energy, and what`s more its usage life is prolonged. It's really like a stadium light! 1.Output: 3700 lumens max of hid xenon brightness. 2.Focus is adjustable with changeable intensity: (two level: full brightness, 2/3 brightness). 3.Large lamp housing provides wider effective range. 4.Cartridge-style, 11.1v 5200mah li-ion rechargeable battery pack can provide more than 140mins running time once, and it is easy to swap. 5.Portability: carried by hand or strapped to a belt. 6.Convenient recharging: ac charger and car charger. 7.Optional amber filter for a more bright lightbeam in foggy environment. 8.The entire unit is constructed with tough aluminium material. 9.Water-proof design suitable for any terrain. Description These rugged new hid flashlight is capable of illuminating targets far away 1500m. The extremely bright light produced by x1 flashlight, the focused beam keeps more lumens per watt on your target than other high-power flashlights. The beam provides excellent peripheral vision at 1500m. The bulb can form the most bright point after turned on about 30 seconds, which is the hid great advantage. However, if you want to adjust the focus, it is better to do that after 10 seconds start-up. The effect will be nice and obvious to do so. Applications X1 is ideal for military, law enforcement, border patrol, fire departments, marine/coast guard, detector, police, rescuers, and other public and private security organizations. Furthermore, x1 is also ideal for recreational activities such as camping, hunting, night fishing, outdoor night game---hiking, aviation, boating in case of an emergency.
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Interactive whiteboard NANHAO interactive intelligent whiteboard is an input device based on the PC with human-computer interactive function and can replace the traditional blackboard, chalk and screen integrated with projector and computer as an intelligent demonstration system gathering material science, electronic technology and Internet technology etc. It is mainly applied in class, training at different levels and remote conference etc. It not only replaces chalk and backboard but also realizes the share of resource at different places. our company is the biggest manufacturer of interactive whiteboards in China. please contact me directly so that i can sent you price list and specification of our products. Key words : interactive whiteboard, magnetic whiteboard, electronic whiteboard, foldable whiteboard, digital whiteboard, Bluetooth whiteboard, electromagnetic whiteboard, smartboard, educational equipment,office equipment, laboratory equipment, school supplies,stationery, touch-sensitive whiteboards, green board, online whiteboard, interaktivn¿¬ch tabul.
