The Efest LUC Blu4 is an Intelligent Battery charger with a total of 4 battery charging slots, featuring OLED LCD display screen and Bluetooth connectivity and control to your Android or iOS Smartphone.

This charger comes with a variety of user friendly features such as reverse polarity protection, low voltage activation functions, over charging protection and auto detection as well as Bluetooth connectivity.

A convenient Digital OLED LCD display is located on the charger with rotating charging indicators for each battery charging channel being used. The charger automatically detects battery power status and selects the appropriate voltage and charging mode required and will automatically stop when charging is complete and prevents batteries from being over-charged. Reverse polarity protection is also included and the charger will not attempt to charge the battery if you accidentally insert a battery the wrong way.

This charger offers two charging rates 0.5A, 1.0A, providing a maximum combined charging current of 2.0A and is compatible with all types of rechargeable Lithium batteries (Li-ion, Li-Mn and Ni-Mh)

With the addition of Bluetooth connectivity, this charger allows you to monitor and control charging status, charging rate curve graph of each battery being recharged.

When charging is completed, the charging indicator light on each battery slot will change from red to green illumination. A reminder will also appear on your smartphone indicating that charging has been completed.


Compatible with and identifies the following battery sizes and charges at the following charge rates

• 0.5A (Charge up to 4 batteries simultaneously)
  10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650

• 1.0A (Charge up to 2 batteries simultaneously using slots 2 and 3)
  10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650

• AC Input Power                                                      100V ~ 240V 50/60Hz
• DC Input Power                                                      12V, 1A
• DC Output Power                                                   12V, 1A
  
• 0.5A CC Current                                                      500mA +/- 10%
  
• 1.0A CC Current                                                      1000mA +/- 10%
  
• Auto Cut-Off Voltage                                              4.20v +/- 0.05V
  
• CV Cut-Off Current                                               <10% Max
  
• Standby Power                                                      <0.5W
  
• Activation Current (Battery Voltage <2.90v)       10mA ~ 100mA
  
• Auto Recharge Voltage                                          4.10V +/- 0.10V
  
• Operation Temperature                                        0^oC ~ 40^oC
  
• Storage Temperature                                           -40^oC ~ +70^oC

• 1x Efest LUC Blu4 Bluetooth Battery Charger
  
• 1x Instruction Manual
  
• 1x Warranty Card Complete with Date of Purchase and Serial Number
  
• 1x Wall Plug DC Transformer
  
• 1x Retail Package Box
  
• 1x Efest Scratch & Check Product Verification Sticker

Each Efest Battery Charger is fully tested and Warranty Card completed by Vapour Shack staff before being sent to ensure a hassle free recharging experience!