Power Rating: 3.7V DC – 2100mAh capacity provides reliable energy storage for medium-power electronic devices. Type: 18650 Li-ion Rechargeable Battery – cylindrical lithium-ion cell designed for repeated charge and discharge...

Power Rating: 9V DC – provides a reliable power source for small electronic devices and projects. Type: Rechargeable 9V Battery – designed for repeated use, reducing the need for disposable...

Compatible Battery Types: Designed for charging 18650 Li-ion batteries (also supports similar cylindrical Li-ion cells). Charging Mode: Constant current/constant voltage (CC/CV) charging for safe and efficient battery charging. Input Voltage:...

Function: PWM DC motor speed controller for adjusting the speed of brushed DC motors and DC fans. Operating Voltage: 3V–35V DC. Current Rating: Up to 5A continuous (90W max). Control:...

Function: Step-down (buck) DC-DC converter for reducing higher input voltage to a stable lower output voltage. Regulator IC: Built around the LM2596 switching regulator IC. Input Voltage: 4V to 40V...

Function: Smart charger designed for 9V, AA, and AAA Ni-MH/Ni-Cd rechargeable batteries. Supported Battery Types: 2× 9V batteries 2 or 4× AA/AAA batteries (charges in pairs) Charging Type: Individual channel...

Battery Type: 9V Rechargeable Ni-MH (Nickel-Metal Hydride) battery. Capacity: 200mAh – suitable for low to moderate power consumption devices. Voltage: Standard 9V output (nominal), ideal for electronics and testing tools....