performance adjustable constantcurrent charging module designed for reliable battery management and broad compatibility Key benefits Protects batteries and charging circuitry with builtin antireverse protection and ultra low dropout, reducing risk of damage from incorrect connections. Flexible charging control that adapts to different battery types and power loads through adjustable output voltage and external resistor setting for constant current. Efficient power conversion and stable operation thanks to quality components and a PWM switching frequency, resulting in lower heat and better performance under load. Main features Core components: imported frequency low conduction internal resistance double MOS tube, 10A current double diode, efficiency flat power inductor, and constant copper current detecting resistor for accurate current sensing and reliable operation. Dual indication of charging status and charging end status: red light indicates charging, blue light indicates charge complete, red light flashing together with blue light indicates no battery connected. Constant current charging management: charging current set by an external resistor for precise control; supports trickle charging for deeply discharged batteries and includes a low power soft start function. PWM switching frequency 300KHz for efficient regulation and reduced ripple. Adjustable output voltage that can be set arbitrarily; CCCW automatic control supports single or multicell lithium battery, lithium iron battery, acid battery, power LED and other loads to improve conversion efficiency. Builtin antireverse protection with ultra low dropout to prevent damage to the charging board on incorrect connections. Quality assured components and design for stable longterm use. Performance and compatibility Function: adjustable constant current charging with automatic CCCW control and trickle charge for deep discharge recovery. Compatibility: suitable for single or multicell lithium batteries, lithium iron phosphate batteries, acid batteries, power LEDs, and similar power loads. Control and adjustment: external resistor for setting constant current; adjustable output voltage to match battery or load requirements. Efficiency: frequency switching and optimized components for improved conversion rates and reduced heat generation. Typical use scenarios 1) Battery pack charging and maintenance: Set the output voltage and current to match single or multicell lithium packs for controlled charging and safe trickle recovery of deeply discharged cells. 2) LED driver or power lighting: Use adjustable voltage and constant current control to drive power LEDs with stable current and efficient conversion. 3) and prototyping bench module: Integrate into battery charger designs or test rigs where adjustable current and reliable antireverse protection are required. What makes this module stand out Componentlevel quality: uses current diodes, low resistance MOSFETs, and a flat power inductor for reliable power operation. Precise current sensing via constant copper detecting resistor for accurate constant current behavior. Versatile control and compatibility for use across battery chemistries and power applications. Note on setup Set the desired charging current using the external resistor and adjust the output voltage to suit the battery or load type before connecting a battery. Observe the LED indicators to confirm charging status and correct connection. This module provides a compact and efficient solution for adjustable constant current charging and power regulation where reliable protection and flexible control are required.