M451 Speed Charger (USB) 4-Slot NiMH Instruction Manual Unpacking and checking You should nd the following items in the packaging. Please make sure they are undamaged and in good working order. M451 Speed Charger (USB) GP NiHM rechargeable batteries* USB charging cable Wall charger* (accessories) 4-Slot NiMH (input/output) * For exact product contents, please refer to In the box section of the packaging. The specications of the wall charger may vary based on the country version purchased. Please contact local distributor for details on the product contents. Charging instructions Fig. 1 Fig. 2b Fig. 3 Fig. 2a LED indication Condition LED indicator Charging in progress Green (Flashing) Bad or single-use batteries Red (Rapid ashing) Charging completed Green Charging time* Size Capacity (mAh) Charging time NiHM AA 13002600 mAh 1.35.2 hrs (14 pcs) AAA 650950 mAh 23 hrs * Charging time is subjected to the power rating of the USB adapter with these output levels: Output voltage and current Size Quantity Output level AA 12 pcs 1.1A DC 1.4 V AA 34 pcs 0.730.55A AAA 12 pcs 0.73A AAA 34 pcs 0.490.37AFeatures GB Individual charging of 14 pcs of AA / AAA batteries with 4 LED indicators Auto power cutoff: negative delta V, safety timer & temperature cutoff protections USB power input (5V / 1A) Approx. charging time for AA 2100 mAh / AAA 850 mAh batteries: 24 hours Trickle charge mode Dual charging via (i) direct USB charging connection or (ii) GP 4-slot or 8-slot charging docks (not included in this packaging) Charging instructions Read the instruction manual thoroughly before use. Keep the manual for future reference. 1. Insert 14 pcs NiMH batteries into the battery charger according to the battery polarity (Fig. 1). 2. Connect the micro USB end of the cable to the micro USB port of the battery charger (Fig. 2a). 3. Connect the other end of the USB cable to a smartphone wall charger (Fig. 2b) or similar USB port on a power bank or USB car charger. Charging will commence and the LED indicators will show the status of the batteries (Fig. 3). The LED indicators will ash green when the batteries are charging. For bad or single use batteries, the LED indicators will ash red rapidly. 4. Once the batteries are fully charged (LED constant green), remove the batteries and disconnect the battery charger from the power supply. 5. For charging via charging dock, please refer to the instruction manual of corresponding GP NiMH USB LCD charging docks. For best performance and safety, always use GP NiMH batteries. Usage tips It is normal for batteries to become hot during charging and they will gradually cool down to room temperature after fully charged. Remove batteries from the electrical device if the device is not going to be used for a long time. Battery storage temperature: -25 ~ +60C Charging operation temperature: 0 ~ +35C Safety information This charger is designed to charge only NiMH batteries. Charging other batteries may lead to explosion, battery rupture or leakage, personal injury or property damage. This charger is designed for indoor use only. Do not expose the charger to rain, snow or direct sunlight. Do not use the charger in humid conditions. Make sure the charger is used between 0 ~ +35C. To reduce the risk of injury, it is recommended that GP NiMH batteries are used. Do not use non-rechargeable, LiFePO4, NiCD or Li-ion batteries. Do not use the charger if it has a damaged plug. Do not use the charger after it has been dropped or damaged. Do not open/disassemble the charger. This charger is maintenance-free but should be wiped clean regularly with a dry and soft cloth. Do not use abrasives or solvents. Unplug the charger before cleaning. This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Do not dispose of electrical appliances as unsorted municipal waste, use separate collection facilities. Contact your local government for information regarding the collection systems available. If electrical appliances are disposed of in landlls or dumps, hazardous substances can leak into the groundwater and get into the food chain, damaging your health and well-being.