The Kitronik USB Torch Kit is a through-hole soldering kit designed specifically for use in KS3 Design and Technology lessons. It provides an excellent introduction to electronics and electronic construction with full documentation available, covering theory and construction.This versatile kit can be used on its own for educational purposes or as part of a larger project involving product design including enclosure design. The PCB includes 4 x M3 mounting holes, allowing for secure enclosure mounting.Features: Learn about soldering and electronics. Developed for KS3 Design and Technology lessons. PCB has mounting holes for secure fixing. Suitable for introducing electronics over multiple lessons. Supports larger projects with enclosure design. Contents: 1 x BAT41 Signal Diode 2 x Electrolytic Super Capacitors, 2.7V 6.3mm diameter 1 x White 5mm Water Clear LED – 25deg – 2250mCd 1 x 150R CR25 0.25W carbon film resistor with 5% tolerance 1 x Flat Profile Tact Switch 1 x USB Connector A USB Torch Kit PCB Dimensions: Length: 62mm Width: 30mm Max Height: 18mm The torch circuit has an energy storage section and an energy usage section. The switch connects these sections, allowing capacitors to discharge into the LED. Charging for five minutes should provide 5 to 10 minutes of illumination.Requires: Soldering Iron Solder Wire Cutters Wire Strippers