Kit, Triple beam LED flashlight, prewired, no soldering, Includes flexible thin-film solar panel, 3 bright white LED's and 2 rechargeable AAA NiMH batteries.
Levelable duplex tripod base, extremely stable, for holding two rods of up to 16 mm diameter. Distance between rods 135 mm. Leg length: 185 mm Mass: 1850 g
Tube holder made of robust plastic for holding D-series electron tubes. Stand has a wishbone, 360deg rotating clamp made of heat-resistant plastic. On rubber feet to prevent slipping. Dimensions: approx. 230x175x320 mm3 Weight: approx. 1.5 kg
Tube holder to support all S series (student) electron tubes for easy and safe operation. The five pin sockets for the tube are concealed inside the tube holder. A cathode protection switch is integrated into the tube holder, to protect the heated cathode from excessive voltage.