3.7v 2000mah 18650 Li-Ion Battery Resistor Box (150 Resistors and 30 Values) giving you flexibility to wire

giving you flexibility to wire devices in either fail-safe or fail-secure configurations

FL connector needed - reduces BOM cost and simplifies design

creating striking contrast between glowing and non-glowing areas

5A aggregate across all channels (with thermal considerations) Stepper Motor Connector 5-pin female header (direct plug for 28BYJ-48 stepper motor) Input Header 4-pin or 7-pin male header for microcontroller connections (IN1-IN4 / IN1-IN7) LED Indicators 4 or 7 onboard LEDs (one per active channel for status monitoring) Flyback Protection Built-in suppression diodes on each output for inductive load protection Board Dimensions Approximately 30mm x 35mm (compact form factor) Mounting Screw holes / standoff compatible for secure project mounting Operating Temperature -20 degreesC to +70 degreesC Compatibility Arduino UNO/Nano/Mega

GPIO library and configure a GPIO pin as output

3.7v 2000mah 18650 Li-Ion Battery Resistor Box (150 Resistors and 30 Values) giving you flexibility to wire3. 7V 2000mAh 18650 Li Ion Rechargeable Battery High capacity 18650 lithium ion rechargeable battery delivering reliable 3. 7V power at 2000mAh. Ideal for flashlights, power banks, portable electronics, robotics, and DIY energy storage projects. Available at The Engineer Store, Bengaluru with fast shipping and full warranty. Specifications Battery Type 18650 Lithium Ion (Li Ion) Rechargeable Nominal Voltage 3. 7V Capacity 2000mAh Charging Voltage 4.