Check the listing for details. E Field Sensor Kit - DIY Electronic Soldering Kit. Condition: New. Listed at 8.99 USD. Science Purchase Our eBay Store About Us--> Contact Us--> Add to Favorite Sellers--> E Field Sensor Kit - DIY Electronic Soldering Kit 8.99 --> Build your own E Field sensor with this kitDetects the E Field on Electromagnetic wavesAssembly with a soldering iron is requiredSolder and soldering iron are not includedA 9V battery is required (not included) This kit is a low cost E Field sensor by detecting the E field on electromagnetic waves. Assembly with a soldering iron is required. Solder and soldering iron are not included. A 9V battery is required (not included). Product Details Color Green Height 1.000" Length 5.000" Width 1.000" UPC --> Thank you for viewing our listing. If you have any questions about this item, please click the "Contact seller" link above.