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DD05CVSA 3.7V 4.2V Charger & Discharger Board DC DC Converter Boost Module for UPS Mobile Power 18650 Lithium Battery (12v)
TP4056 DC-DC Step Up Boost Module 3.7V to 27V Continuously Adjustable - Lithium Li-ion 18650 3.7V 4.2V Battery Charger Board
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Product description: 1. Micro USB input terminal with a female, can be directly input to do with the phone charger rechargeable lithium battery, And still retains the input voltage wiring pads, can be very convenient DIY 2. It can be used for voltage 3.6 3.7V, etc. 18650, polymer and other lithium battery charge and discharge protection 3. It Support charge discharge over current protection 4. It Supports simultaneous charging and discharging 5. Charge cutoff voltage: DC 4.2V±1% 6. Charging mode: linear charge 7. Working environment temperature: -20-85 degrees Celsius 8. For example: VIN+Port input 5V solar panels, BAT+port can output 4.2V to charge 3.7V 18650 battery Note: The OUT+Port can output an adjustable voltage Specification: 1. Module based on :TP4056 2. The module can manage battery charging and discharging, and also has built in boost converter to boost the voltage to match load conditions 3. Charging voltage: 4.2V DC 4. Charging current: Max. 1A 5. Discharging current: Max. 2A 6. Input voltage: 4.5-8V DC 7. Output voltage: 4.3-27V DC (Continuously adjustable) 8. Size: 3.3x2.3cm/1.3x0.91"
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