Feature:  This is an R3 HC-SR04 Development Board starter kit, adds more components to achieve more features and experiments.  You'll learn and build a lot of creative projects with this kit.  Start...

Feature: ● 80% TKL Layout 87-Key Keyboard Design.  ● Triple Connection Modes with BT5.0/2.4G Wireless/Type-C Wired.  ● Colorful RGB Backlit System.  ● PBT Sublimation Keycaps.  ● Outemu Blue Mechanical Switch. ...

Description:  Product: DIY RC Robot Arm.  Control: Bluetooth & Stick.  Materials: Acrylic.  Color: Transparent. Gross Weight:  About 347g.     Features:  - DIY Design, free to assemble at any time.  - Bluetooth...

Description:The product will light up the LED lights according to the Hall sensor to sense the north/south of the magnet. The south pole lights up in blue.  and the north pole lights up in red. The 3V button battery is used for power supply, which is convenient and simple. Built-in toggle switch, more power saving.   

Description:  1. The offline animation has been increased to 16 kinds, 3+1 kinds of spectrum modes, and each animation has been carefully designed and debugged, and the effect is very...

DIY LM3915 Audio Level Indicator Electronic Production Suite Kit.    Description:  LM3915 audio level indicator kit (presented two connecting lines);  Power supply voltage: DC 9V - 12V;  PCB Size: 62mm...

Description:  FR-4 circuit plate board using military grade A material sheet, plate, and some stability tolerance parameters, A material behaved very tough, which is in the interests of a number...

Description:  DIY LM317 Adjustable DC Power Supply Kit With Voltage Meter -2021.    Specifications:  1. Input voltage: AC220V;  2. Output voltage:1.25V-14.5V  the output voltage can be adjusted continuously.  3. Power:...