Red Laser Cross Module 650nm 5mW Head Point Adjustable Focal Length

A preparation to remove oxides and sulphites from electrical contacts and to provide protection against corrosion, ensures the flow of electricity especially in case of rusty or worn contacts.
It can be used in audio products - low frequency and high, electronic industry and in other places where clean contacts are required.
For cleaning contacts, electrical terminals, alternators, switches, plugs, sockets integrated circuits, lampholders, fuseholders, capacitor contacts, flowmeters etc. 400ml Electrical Contacts Cleaner Spray + Brush features:
- Restores low resistance in connections
- Used in audio technologies
- Protection against moisture and corrosion
- High quality - manufactured in EU

It has an Atmega328P chip running at 16Mhz with a factory loaded bootloader.
The Uno R3 module has all connectors than the Arduino Uno R3 and is compatible with all Arduino shields.
Plate UNO R3 CH340 + Arduino compatible switches features:

- ATmega328P chip at 16MHz with crystal external quartz
- ATmega328P microprocessor with socket
- Operating voltage: 5V
- Input voltage (recommended): 7-12V
- Input voltage (limits): 6- 20V
- Clock speed: 16 MHz
- Digital I / O Pins: 14
- Analog input pins: 6
- DC current per I / O Pin: 40 mA
- DC Current per Pin 3.3V: 50 mA
- Flash32 KB of which 0.5 KB are used by the bootloader -Atmega328
- SRAM 2 KB - Atmega328

Set of 300 diodes packed in a handy box. Lens colour: red, green, yellow, yellow, blue - diffuse, light white.

USB SALEAE is an 8-channel logic analyzer without memory, a maximum sampling speed of 24MHz (depends on the PC and the use of the USB bus).
It allows you to record and display digital data read on the computer.
Logic Analyzer 8-Channel 24MHz features:
- 8 channels
- 24MHz sampling frequency
- 1000M samples
- USB power
- USB 2.0 HiSpeed
- 5V supply voltage
- LED - power indicator
- LED - logic indicator 0-1 on channel 1
- USB connection
You can change the sampling frequency by hand: 24MHz, 16MHz, 12MHz, 8MHz, 4MHz, 2MHz, 1MHz, 500kHz, 250kHz, 200KHz, 100KHz, 50KHz, 25KHz.
Works with TTL levels: low level from -0.5V to 0.8V and high level from 2V to 5.25V.

2 Double Side Prototype PCB Board 6x8cm features:
-Thickness of PCB: 1.6mm
-Material: high quality FR-4 glass fiber PCB
-Presented and numbered on both sides
-Top and bottom are identical copper layers
-Pads grid (pitch) 2.54mm/0.1", hole diameter 0.9mm

Plastic Box features:
- Transparent color
- Dimensions: 22,80x16x5,90cm

Flux Solder Paste in Tin Can 100g features:
- Welding paste according to DIN EN 29454-1 1.1.2.C.
- Flux paste based on medium activity rosin.
- Easy to solder: copper, silver plated, zinc and nickel. Flux residues after welding do not cause corrosion of non-ferrous metals and may remain in the joints.
Operating temperature of up to 350 C.

Tower Pro Micro Servo 9g SG90 360 degree features:
- Operating voltage: 3.0-7.2V
- Speed (4.8V without load): 0.12sec / 60 degrees
- Strength: 1.2kg / 42.3oz (4.8V); 1.6 kg / 56.4oz (6.0V)
- Working temperature: -30 to +60 degrees C
- Cable length: approx. 23cm
- Includes photo accessories and screws
- Dimensions: 22x11.5x27mm