DIY Electronic Hourglass Kit Soldering Practice Spare Parts Module -2021. Feature: Working voltage: DC3.3-5V or 3*AA battery; Speed: Adjustable; PCB size: 74.4 x 43.7 x 24mm; Color: Red LED; ...
Description: OPS-1 light control switch has two trigger modes and two output modes: 1). Set trigger mode by JMP1: Light trigger mode (1-3): When the photosensitive resistance induction to the...
Description: The YFM-2 type radio circuit is very simple. The total number of components does not exceed 19. Although the number of components is small, it includes two major types...
Feature: White noise signal commonly known as noise, similar to the noise floor of the radio. Use is very wide, such as testing and treatment of insomnia and so on! ...
FM Transmitter Kit RF-02 Wireless Microphone Parts MP3 Repeater Micro Transmitter With Antenna -2021. Feature: Package name: FM Transmitter; Kit model: RF-02; Working voltage: DC3-6V; Working current: 5-15mA; Transmission...
Heart Shaped Light Kit DIY LED Flash Breathing Light Parts Red Green Blue White Color Optional Feature: Working voltage: DC4--6V; PCB size: 50.7 x 50.7mm; Package weight: 23g; Color:...