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Suitable for holding a 18650 battery on a pcb or any circuit. Standard dimensions of this battery are:
Diameter : 18.3 ± 0.1 mm ( Max. 18.4 mm ) Height : 64.9 ± 0.2 mm ( Max. 65.1 mm ).
Two or more holders can be placed/fixed side by side for applications involving multiple 18650 cells.
 

Single Cell 18650 Lithium-Ion Battery Support Bracket made of flame retardant ABS+PC materials, with high-temperature resistance and crack resistance. There are slots on the edge of the holder that can be combined to create a battery pack of many different sizes and shapes; after welding nickel tabs, the pack can pass vibration testing without using any other connecting device that makes your battery pack Solid and Reliable.

18650 (18mm diameter and 65mm Length) is one of the most common cell sizes found worldwide.  So it can be easily replaced in any battery-powered application. We need many cells to build a battery pack to power the high power devices like your laptop, small RC cars, or even any small Digital circuit with many sensors and actuators.

These Single Cell brackets will allow you to quickly build your battery pack without the assistance of any professional. Simply stack them with their hooks in any number you want, and you have a 18650 battery holder. The connections can then be made with metal tapes/strips. Because each bracket can hold a single cell, you'll need two brackets for every single cell, one for the top and one for the bottom.

This is the Mobile Power Boost DIY 18650 Lithium Battery Digital Dual USB mobile power module Accessories, 18650 Circuit board shell.
Meet the individual needs of your DIY, but you must understand basic electronic assembly. The motherboard comes with protection Charging, overcharge protection, over-discharge protection, overcurrent protection. Intelligent output device after charging full, automatically stop charging, to prevent mobile phones overcharge. Output voltage and current stable, will not harm user devices.

Relays are basically used to control high voltage circuits with the help of low voltage signals. They're also used as safety switches. This relay is used to switch on and off computers. The relay's coil voltage is 12VDC, and it can handle a load current of up to 10A.

Relays are basically used to control high voltage circuits with the help of low voltage signals. They're also used as safety switches. This relay is used to switch on and off computers. The relay's coil voltage is 12VDC, and it can handle a load current of up to 7A.

This is GT2 Timing Belt 610mm Width-6mm Closed-Loop Rubber Belt for 3D Printer. The PowerGrip GT2 system is an extension of the HTD system with greater load-carrying capacity.

HTD drive clearance, using small diameter pulleys, is approximately four times greater than an equivalent GT2 timing belt drive.

As smaller diameter pulleys are used, the clearance required to operate properly is increased. Circular arc tooth profile, tooth space is small, suitable for straight line driving.

• Excellent Quality
• Short Circuit, Over Voltage & Over Current Protection
• Incredibly Low Fault Rates
• Power Supply for LED, SMD, LED Strip, RGB LED Strip
• Ideal for Routers / Modems / Mobile Phones / Mp3 players / POS Machines etc
• No Minimum Load
• This power supply is a regulated Center Positive power supply
• It's plug design is for Indian power socket so, no plug converter is required
• Compact size & light weight
• High Reliability
• Regulated Stable Voltage
• Good quality SMPS Based Adapter
• Stabilized Output, low ripple & low interference
• Single Output Voltage
• High Efficiency & low energy consumption

he PAM8610 is a 15W (per channel) stereo Class-D audio amplifier with DC Volume Control which offers low THD+N (0.1%), low EMI, and good PSRR thus high-quality sound reproduction. The 32 steps DC volume control has a +32dB to -75dB range. The PAM 8610 runs on a 7V to 15V supply at a much higher efficiency than competitors’ ICs.
The PAM8610 amplifier only requires very few external components, significantly saving cost and board space. This 2x15W Two-Channel Stereo Class-D Amplifier is available in a 40 pin QFN 6 x 6 mm package.

• 1x Mifare RC522 Card Read Antenna RF Module.
• 1x RFID plain white Card
• 1x RFID FOB
• 1x 8pin right-angle header pins
• 1x 8pin straight header pin.

• Noiseless Performance
• Brushless motor
• Very low Current consumption
• Easy to install and connect.
• Long Connecting Wire with connector

This Momentary Tactile Push Button Module DC 5V 12V Switch is ideally suited to add a button to your projects and gives a high signal when it is pressed.

The module of the push button is a fully-fledged device with which you can install it immediately in the project, without using a pull-up or tightening resistances, because this is already in the circuit. The button together with the resistor is located on the board, where there are holes for installation. The built-in resistor has a rating of 10 k.

The module is designed for two contacts: when pressed, they are closed and open when released. There are 3 outputs on the board: I, S, + 5V. Contact I is connected to the common wire of the circuit, S is the output of the module and + 5V is connected to the power supply.

Relays are basically used to control high voltage circuits with the help of low voltage signals. They're also used as safety switches. This relay is used to switch on and off computers. The relay's coil voltage is 12VDC, and it can handle a load current of up to 7A.

Relays are basically used to control high voltage circuits with the help of low voltage signals. They're also used as safety switches. This relay is used to switch on and off computers. The relay's coil voltage is 12VDC, and it can handle a load current of up to 7A.

• DS3231 based RTC with 2032 Battery Holder.
• Highly Accurate RTC
• Real-Time Clock Counts
• Digital Temp Sensor Output.
• Register for Aging Trim.
• Two Time-of-Day Alarms.
• Programmable Square-Wave Output Signal.
• Configurable I2C device Address for AT24C32 using SMD jumpers on PCB (A0, A1, A2).
• 1Hz output pin SQW.
• 32KHz output pin 32K.
• Time Format: HH: MM: SS (12/24 hr).
• Date Format: YY-MM-DD.

The MAX7219 has integrates a convenient four-wire serial interface that can be used to all micro-controller, microprocessors. Each on-chip data can be addressed in the update without rewriting all display, and also allows you to select each data encoding or no-coding.

It is an integrated serial input/output common-cathode display drivers, which connects the microprocessor and 8-bit 7-segment digital LED display, you can also connect a bar graph display or 64 separate LED. Includes an on-chip type B BCD encoders, multi-channel scanning loop, segment word driver, but also an 88 static RAM that stores each data. Only one external register is used to set the current of each LED segment.

A convenient four-wire serial interface can connect all common microprocessors. Each data can be addressed in the update without rewriting all displays. MAX7219 also allows the user to select each data encoding or no coding.

The entire device includes a 150A low-power shutdown mode, analog and digital brightness control, a scan-limit register allows the user to display 1-8 bit data, there is an all-LED light detection mode.

The red wire is to connect to the positive pole, the black wire is to connect to negative pole and the yellow/white wire is to connect to the positive pole of that source or another source across which we meant to measure the voltage. While measuring the supply voltage of another source make sure that negative pole is joined common. No need to worry even if there is any connection mismatch of the wires, the electric circuit wont be a boom because it features reverse polarity protection.

To reach the best measurement accuracy, this voltmeter will automatically move the decimal points position according to the different measuring voltage. When it measures the voltage below 10V, it will display two places after the decimal point. When it measures the voltage above 10V, it will display one place after the decimal point.

This voltmeter can be used to measure the storage battery's voltage in motorcycles and cars and also can grasp the storage battery's status. It also can be used to measure other voltage. 30V is the voltmeters maximum operating limited voltage, please leave enough margin when working, to avoid voltmeters permanent damage because of an electrical spark, power supply ripple, or other too high abrupt change of voltage.

Very bight and decent LED Display is ready to measure the dc voltages in the range of 0V to 100V.