Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si [Trainning Electronical Soldering Skills] DIY radio soldering kits will help you understand the basics of working with printed circuit boards, at the time, it will help you become familiar with a variety of electronic components, develop good soldering skills! [Low consumption] With digital automatic gain control () circuitry makes receive signal more stable! In addition, low consumption, a current of about 19mA when powered by two AA batteries. [ failure memory function] 76-108MHz,work voltage:DC3V. in addition, it supports radio station memory function, the time you turn on the device, it will automatically return to the last time you turned off the radio station and volume. [Clear silk screen for component installation] There are clear silk screen for component installation on PCB to help you solder it, Particularly suitable for epoxy PCB welding students rather than for general paper-based board! size:56 x 30mm Material:plastic colour:green Package Contents: 1 x DIY electronic soldering kit Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.