Universal USB Battery Charger
PLEASE READ THIS INFORMATION THOROUGHLY BEFORE USING THIS PRODUCT. IT CONTAINS IMPORTANT
OPERATING INSTRUCTIONS FOR YOUR UNIT.
Thank you for purchasing the BCULI374 Universal Lithium–Ion charger. The BCULI374 oers the ability to
charge battery packs externally for Camcorders, Digital Cameras and Mobile Phones from a USB port or
USB powered device.
BCULI374, USB charging cable and user manual
Slide the cover to the right and insert the battery to be charged in about ¼ inch from the adjusting
contacts. Separate them so they align with the positive and negative contacts of the battery. Polarity is
auto sensing so no need to worry about connecting it backwards. Once the contacts are aligned with the
battery contacts gently slide the battery down until it makes contact with the charger contacts.
Power Source: 5VDC (4.75 – 5.25 VDC)
Input Current: 1A. Max
For 3.7V battery
Output Voltage: 4.1 +/-0.05VDC
Output Charging Current: 1A Max
For 7.4V battery
Output Voltage: 8.2 +/-0.1VDC
Output Charging Current: 500mA Max
Charge Termination: 80mA typ.
Timing Protection: Max. 9 hrs. (3.7V) , 16 hrs. (7.4V) CC Mode
Max. 4 hrs. (3.7V) , 3 hrs. (7.4V) CV Mode
Operating Temperature: 32 degrees F ~104 degrees F (0 degrees C~40degrees C)
Dimensions: L80 x W45 x T15mm
Connect the BCULI374 using the included micro USB to USB cable and plug into a USB power source.
The Blue LED will blink indicating the battery is now charging. Once the blue light is steady, charging has
completed. A faulty battery will show a solid red LED.
Installing the Lithium-Ion Battery
Charging the Installed Battery
• Standard USB 5VDC operation
• Auto Reverse polarity
• Precision end of charge, voltage and current detection
• Protection includes Maximum timer, over voltage, short circuit
Limited 1 Year Warranty
Lenmar product is warranted to be free of defective parts and workmanship for stated period from the original
date of purchase when sold through our website or our authorized retailers. Warranties are not transferable. The
warranty excludes damage resulting from accident, misuse, modication, delay or loss of use, damage to
equipment or by normal wear and tear.
ALL WARRANTY CLAIMS ARE PROCESSED ONLINE AT THE FOLLOWING LINK:
Warranty claims made after 60 days from the original date of purchase, will require a processing fee. Details will
be included while completing the online warranty request. Payment can be made via credit card when
completing the warranty form or a check can be included with the package when it is returned to Lenmar. Once
the request is completed, you will be emailed with a conrmation WRA number and instructions on how to
return the item for a warranty replacement.
Proposition 65 Notice (California)
The following statement is required in the state of California pursuant to the settlement of an action brought
by the Mateel Environmental Justice Foundation against multiple electronics and appliance manufacturers
• WARNING: Handling the cord on this product will expose you to lead, a chemical known to the
state of California to cause birth defects or other reproductive harm. Wash hands after handling.
For additional questions, comments, or to explore other Lenmar power solutions,
visit our website at: www.lenmar.com or call 800.424.2703 from 9AM – 5PM PST.
313-071-35-0312 r1 y1