OnSale Horizon Fuel Cell Technologies Fuel Cell Car Science Kit

Experience the excitement of new fuel cell technology with this customized construction kit. Horizon's Fuel Cell Car Science Kit uses a reversible PEM fuel cell that combines electrolysis and power conversion into one single device. Watch as oxygen and hydrogen gases are formed in two transparent water containers. The car steers independently of the user once in operation: when the car hits a barr

OnSale Zmodo Surveillance System with 8 Weatherproof IR Cameras PKD-DK0865-NHD

The kit PKD-DK0865-NHD includes an 8 CH H.264 standalone DVR and eight night vision outdoor security cameras. Network Access and Live View via Smart Phone & 3G Mobile (iPhone & Google Android) TV Monitor BNC Output and PC Monitor VGA Output H.264 Hardware Compression PTZ via RS485 Port 1/4" Color CMOS Cameras with 420 TV-Lines, Night Vision up to 30'