$740.30
1. Adopt industrial-grade main chip.
2. Large-screen LCD display, adjustable charging and discharging parameters.
3. Complete the 3-stage PWM charging management.
4. Built-in near-charge protection, short-circuit protection, open-circuit protection, and reverse connection protection, all of which are self-healing and will not damage the controller.
5. Dual USB ports, charging is more flexible.
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