IIC LCD2004-character LCD display module, a new high-quality 4 line 20 character LCD module not only set the contrast control knob selector switch also has a backlight and IIC communication interface.

• Able to display text with low power consumption
• Able to connect directly with Arduino Sensor Shield V5.0 sensor expansion board
• Programmed through the Arduino controller

IIC LCD2004-Zeichen-LCD-Display-Modul, ein neues hochwertiges 4-Zeilen-20-Zeichen-LCD-Modul, das nicht nur den Kontrastregler-Wahlschalter einstellt, sondern auch über eine Hintergrundbeleuchtung und eine IIC-Kommunikationsschnittstelle verfügt.

• IIC LCD2004-Zeichen-LCD-Display-Modul, ein neues hochwertiges 4-Zeilen-20-Zeichen-LCD-Modul, das nicht nur den Kontrastregler-Wahlschalter einstellt, sondern auch über eine Hintergrundbeleuchtung und eine IIC-Kommunikationsschnittstelle verfügt.
• Kann Text mit geringem Stromverbrauch anzeigen.
• Hintergrundbeleuchtung (schwarzes Zeichen auf weißem Hintergrund)

This is a 24V Relay Cycle Timer Module. User can select from eight functions by using the key buttons onboard, and select and save the set parameters.

•  Work with 24V DC power supply
•  High precision, better than 0.1s

This 2.54" × 1.45" × 1.45" gearmotor is a powerful 12V brushed DC motor with a 29:1 metal gearbox and an integrated quadrature encoder that provides a resolution of 64 counts per revolution of the motor shaft, which corresponds to 1856 counts per revolution of the gearbox's output shaft. These units have a 0.61"-long, 6 mm-diameter D-shaped output shaft.

Available in six different gear ratios and features an integrated quadrature encoder with 64 counts per revolution (CPR) of the motor shaft.

• Intelligent car chassis Tracing car Robot car chassis with code disk
• Ideal for DIY
• The mechanical structure is simple. Easy to install.
• This car is the tachometer encoder
• With a 4 AA battery box and power switch. (Batteries not included.)
• Can be used for distance measurement, velocity.
• Can use with other devices to realize functions of tracking, obstacle avoidance, distance testing, speed testing, wireless remote control.
• Size: approx. 20 x 14cm (L x W); Wheel Size:6.5cm

This is a 2x80W Bluetooth 4.0 Wirless Stereo Digital Power Amplifier suits for Home Theater Hi-Fi System Car Music Amplifier

• Transmission distance of bluetooth: 20 meter
• Input signal: Bluetooth, Line in

• Isolation to protect the user's computer and equipment
• Four control inputs (divided into pairs of knives)
• Allows setting of limit and emergency stop.
• Universal architecture - Supports most parallel software MACH3, KCAM4, EMC2 etc.

CNC TB6560 3 Axis Stepper Motor Driver Controller Board is suitable for processing various pattern mold, carving portrait, scenery, handwriting, sealing, etc. It is good for advising, such as brand, architectural mold, badge, nameplate, display boards, doorplate, furniture decoration, etc. This board can support MACH2, MACH3, KCAM4 series software, and the electric currents can be changed into 0.6A, 1.2A, 1.8A or 2.5A. with high accuracy, small vibration, and low noise, no doubt that you surely enjoy it.

3-aixs GRBL laser CNC controller board can be used for DIY mini Engraving machine or Toy laser engraving machine. It supports various software and stepper motors.

This heatsink set is specially designed for Raspberry Pi. Its function is to cool down the board and make your Raspberry operate safely.

• Reduce the risk of hardware failure because of overheating.
• The Heatsink have a layer of adhesive on the back of them.
• Simply peel the adhesive off and stick onto your board.