Description: 1. Button description: from the first one on the left, - button, + button, set button. 2. Single-chip model: STC89C52 / 5, AT89S52 optional, default issued STC89C52. 3. The...
Introduction: 1. In addition to the integrated circuit, the vast majority of components are adopted with pin hole components, reducing the operator's skill requirements, increasing the sense of user involvement,...
Feature: Operating voltage: 3V. Receiving frequency: 535-1620KHZ. Power: 0.5W. Note: This kit does not supply any instructions, please note about this before you order it. Requires a certain amount of...
Specification: Input voltage: AC12-15 V. Size(L*W*H): 6x 4 x 2.5 cm (Finished). Feature: With power on delay (about 3 seconds) and DC protection (control voltage around 1...