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    4pcs 5V Boost Converter Step-Up Power Module Lithium Battery Charging Protection Board LED Display For DIY Charger 134N3P, Interface: Micro USB

    • With charging and discharging status indication: red light blinks when charging, red light stays on for full, and blue light blinks when discharging
    • Built-in charging and discharging power MOS
    • Input voltage: 3.7-5.5V
    • Charging current: 1A
    • Output current: 1A
    • Output voltage: 5V
    • BAT discharge termination voltage: 2.9V
    • Preset 4.2V charging voltage, accuracy about 1%
    $6.45
    $7.48
    Availability: In stock
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    Features
    • 1. With charging and discharging status indication: red light blinks when charging, red light stays on for full, and blue light blinks when discharging
    • 2. Built-in charging and discharging power MOS
    • 3. Input voltage: 3.7-5.5V
    • 4. Charging current: 1A
    • 5. Output current: 1A
    • 6. Output voltage: 5V
    • 7. BAT discharge termination voltage: 2.9V
    • 8. Preset 4.2V charging voltage, accuracy about 1%
    • 9. Discharge efficiency: 85% (input 3.7V, output 5V/1A)
    • 10. 8uA standby current
    • 11. Integrated charge management and discharge management
    • 12. Intelligent temperature control and over-temperature protection
    • 13. Integrated output over-voltage/short circuit/heavy load/over-charging/over-discharging protection
    • 14. Support trickle mode and zero voltage charging
    • 15. Available batteries: 18650 batteries, cell phone batteries, tablet batteries, MP3 batteries, such as 3.1V-4.2V polymer lithium batteries (Note: Parallel to increase the capacity, series is to increase the voltage, can only be used in parallel)
    • 16. Unusable batteries: dry cell batteries, storage batteries, 1.2V rechargeable batteries, nickel-metal hydride batteries, 3.2V lithium iron polymer lithium batteries, etc.
    • 17. Size: about 20 x 18 x 1mm
    Packing List
    • 4pcs 5V Boost Converter Step-Up Power Module Lithium Battery Charging Protection Board LED Display For DIY Charger 134N3P, Interface: Micro USB
    • Original set and packaging
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