Features: Protect the audio input device (if there is no protection circuit, this type of product can easily cause the failure or even damage to the electronic device! For example,...
Components + PCB Board Digital Tube Display FM Digital Radio Electronic DIY Production kit -2021. Specification: Size: 80.5*66*56mm; Power supply voltage: DC 4.5-5.5V; Frequency modulation range: 87.5Mhz-108Mhz; PCB board...
Description: This kit is used to practice welding the patch components, and has the function of a running light after the correct welding is completed; it can also be used...
Description: Working voltage: 5V. With fixed mounting holes. Board size: 95 X 62 mm. Display chip with audio spectrum display, built-in multiple decoding algorithms. No need for filtering circuits,...
Description:
S1 switch is used for manual control.
S2 switch is used for brightness adjustment.
One level of brightness: 12 LEDs are on.
Second gear brightness: 18 LEDs are on.
If you want to use the power adapter to charge, you need to drill a hole in the place where the DC seat corresponds to the outer shell.
Screwdriver or electric soldering iron can be used for drilling.
9-12V power adapter plug diameter 5.5mm.
Specification:
Working voltage: DC9-12V;
Rated current: 30mA;
Control method: manual or remote control;
Kit weight: 46g;
Dimensions: 65mm*65mm*36mm;
Package Included:
1 x Remote Control Night Light Kit.
Features: High quality PCB board, high reliability. Include driver board DIY kit, ignition coil and spray point. Good tone quality, suitability to any kind of music and convenient usage. ...
Features: The infrared sensor switch detects whether the infrared signal is reflected and emitted to determine whether there is an object in front, so as to control the switching operation...
