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2-in-1 1A 3.7V 3.8V 7.4V 11.1V 14.8V 18.5V Lithium ion LiFePO4 Titanate Battery Charger Charging Board DC-DC Buck Converter

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                  Description: 
                   
                  1. Complete Charge Controller for Singleor Multi-cell Lithium-ion, LiFePO4 or Lithium Titanate Batteries
                  2. Input DC 6.6-25V, Output DC 1.2-23V Adjustable (4.2V 4.3V 4.35V 8.4V 12.6V 16.8V 21V)
                  3. The maximum charge current/output current is 1A, but you can change the current by changing the value of the Rcs resistor.
                  4. Can be used as Voltage Source when Battery is Absent
                  5. Automatic Conditioning of Deeply Discharged Batteries
                   
                  Automatic Recharge:
                   
                  Led indicator: "CR" LED is the charge status indicator
                                         "OK" LED is fully charged OR Constant voltage mode;
                                          After the "OK" light is on, please continue charging for 10-20 minutes.
                   
                  Battery Overvoltage Protection:
                   
                  Operating Ambient Temperature: -40℃ to +85℃
                  Size : 45 x 20 x 15mm 
                  Weight: 7g
                   
                  Applications:
                   
                  Car battery charging 
                  Solar battery charging 
                  Mobile Loudspeaker 
                  Electric Bicycle Charger 
                  UPS  
                  Portable Industrial and Medical Equipment 
                  Standalone Battery Chargers 
                  Hand-held Equipment
                  Battery-Backup Systems
                  Portable Industrial and Medical Equipment
                  Standalone Chargers for Lithium-ion
                  LiFePO4 or Lithium Titanate Batteries
                   
                  Package includes:
                   
                  1 x DD28CRTA 1A 3.7-18.5V Lithium Battery Charger

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