Finger Print Sensor Module – R307
This is the R307 Optical Fingerprint Reader Sensor Module. R307 fingerprint module is a fingerprint sensor with a TTL UART interface for direct connections to microcontroller UART or to PC through MAX232 / USB-Serial adapter. The user can store the fingerprint data in the module and can configure it in 1:1 or 1: N mode for identifying the person. Perfect for use in various electronics projects in India, Finger Print Sensor Module - R307 ensures reliability and performance. Ideal for various electronics projects, Finger Print Sensor Module - R307 offers quality and performance.
Dual Eye /Bionic robot /Eye Robot Mechanism Animatronics | Simplified Eye Movement Control DIY KIT 3D and Electronic Parts – (077)
DIY animatronic bionic head with moving eyes, eyelids . Includes servo motors. Perfect for robotics learners and engineering students.
Package Includes - 1.Realistic Animatronic Head – 3D parts- 1 Nos 2.SG90 Servo Motor - 6 Nos 3.Nano Shield - 1 Nos 4.Nano Controller - 1 Nos 5.Lithium Battery Holder - 1 Nos 6.Li-ion Battery - 2 Nos 7.Jumper Wires F-F- 10 Nos 8.10K Resistor - 1 Nos 9.10K Pot - 1 Nos 10.Joystick- 1 Nos 11.ON/OFF Switch - 1 Nos How It Work - https://www.instructables.com/Simplified-3D-Printed-Animatronic-Dual-Eye-Mechani/ Note:We have included the 3D-printed parts and essential electronic components in this kit. However, a few additional items such as hardware and the power supply will need to be purchased locally, depending on your specific project requirements.
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Specifications:
| Regulator IC | MPS MP2307DN |
| Input Voltage Range | 4.75 23VDC |
| Selectable Output Voltage | 1.0 17VDC |
| Rated Current | 1.8A Continuous 3A Surge Current |
| Maximum conversion efficiency | 95% (5Vin, 3.3Vout ~200mA output) |
| Switching Frequency | 340kHz |
| No-load output Ripple | 30mV |
| Load Regulation | 0.5% |
| Voltage Regulation | 2.5% |
| Operational Temperature Range(C) | -40 to +85 |
| Length (mm) | 17 |
| Width (mm) | 11 |
| Height (mm) | 3.8 |
| Weight (gm) | 2 |
10 OHM / 500 W VARIABLE RESISTOR Ceramic Rheostat / Load Resistor
10 OHM / 500 W VARIABLE RESISTOR Perfect for use in various electronics projects in India, 10 OHM / 500 W VARIABLE RESISTOR Ceramic Rheostat / Load Resistor ensures reliability and performance. Ideal for various electronics projects, 10 OHM / 500 W VARIABLE RESISTOR Ceramic Rheostat / Load Resistor offers quality and performance.
Power Bank Module – Dual USB 5V 1A 2.1A 18650 Battery Charger Module with LCD Display
Specification:
- Micro USB input: 5 V 1A
- USB output: 5V 2.1A / 5V 1A (Dual USB interface)
- Charging screen: intelligent digital screen
- Type of batteries: liquid lithium ion batteries (18650)
- Product size: 57mm x 28mm
- Screen size: 27mm x 17mm
- Input Voltage: 3.7V
Installation instructions:
- The circuit board is connected to the negative battery B-, B is positive
- Check polarity, wrong wiring will burn the board.
- the battery is connected in parallel welding.
- There is insulation between the battery and the circuit board
- The battery can not touch the circuit board, may cause short circuit if it does.
















