Power supply 5V 3A 15W USB-C with switch

Power Supply Transformer 220V AC/DC 2A 12V features:
- Input voltage: 100~240V 50Hz
- Output voltage: DC 12V
- Output current: 2A
- DC connector: 5.5 mm x 2.1 mm
- Cable length: Approx. 90 cm
- Indicator of operation: LED diode

The module has two outputs: analog A0 and digital D0
Digital output D0 - signal 0 appears or 1 depending on the threshold setting
The threshold is set with the potentiometer
The sensor can be used for example:
Automatic watering for potted plants
With this module you will be able to measure the humidity of the soil, so that you will be able to control the humidity level of the soil of your plants
Characteristic:
Operation: 3.3V -5V
- Sensitivity adjustable by potentiometer
- Dual output mode: analog and digital
- Red LED - power indicator
- Green LED - indicator digital switching output
- PCB measurements: 3 x 1.5 cm
- Probe measurements: 6 x 3 cm

Mini Dongle WiFi USB For pcDuino, Nano, Raspberry Pi.

Momentary Pushbutton Switch N/A NO 2A 36V 16mm Stainless Steel features:
- Type of operation: momentary (automatic return)
- Contact switch: 1 NA (normally open)
- Max Switch Classification: 2A / 36VDC
- Type of terminal: Screw
- Body material: Stainless steel
- Button Material: Stainless steel
- Protection Classification: IP67 / IK08
- Operating temperature: -20C + 55C

Reprogrammable voice module with large storage capacity that can support the maximum 1GB SD card, and support audio files of WAV and ad4 format.
Wtv020-sd module uses wtv020sd-20s Voice chip as master core, with MP3 control mode, one to one key control mode (control 3 voice groups or 5 voice groups), 2-wire serial port control mode and loop play mode after power on. Control mode is set by programming the voice chip, and can't change to another control mode during operation, what control mode do you need, just tell us, we can customize it for you.

HDMI - Micro HDMI cable can be used to connect HDTVs to tablets, smartphones or any device equipped with a Micro HDMI socket to experience audio and video quality (up to 1080p) from home. Thanks to the built-in Ethernet network, this cable allows you to share the Internet connection between several devices without having to use a separate Ethernet cable for each of them. Check your device's user manual to make sure you have the right connectors. This cable, made of good materials for HDMI, guarantees clean transmission between HDMI devices. No interference or data loss in digital transmission. Compatible with all HD formats available on the market and suitable for 480p/480i/720p/1080i and 1080p resolutions. Also compatible with HDMI 1.3b.

All ports and slots on the case can perfectly match Raspberry Pi 4 Model B. Case does not affect the Wifi signal. Aluminum case for Raspberry Pi 4 model B features:
- aluminum alloy case x 1 pcs. - mounting screw x 1 set - thermal pad x 1 set - screwdriver x 1 pcs. Note: Raspberry Pi board is not included.

The Raspberry Pi 4 Model B is the latest product in the Raspberry Pi family of computers. This product is in the 4GB RAM version, with 2GB (B0068) and 1GB (B0067) versions also on offer.