①.This USB charger uses a safe voltage DC 5V input, which is mainly used for charging 1.2V high-capacity rechargeable Ni-MH batteries;
②. The conventional 5V power supply can be powered by a charging stand of mobile phone, a power bank, a computer USB output port, and a on-board DC 5V output port;
③. The charger has a built-in smart integrated circuit. When the battery is fully charged, the charging indicator will change from red to green, which can effectively control the battery not to be overcharged;
④. The charging slots use independent and separate charging, which does not
interfere with each other, and can charge one or more batteries separately;
⑤. The positive electrode of the battery slot uses a unique concave design, so that the battery cannot be turned on when reversed, which better protects the performance of the battery.
⑥. The negative electrode contact piece of the battery uses a split design to charge the AA/AAA batteries respectively
4. Operation and use method of charger
①. The USB port of the USB charger will be connected to the output port of the DC 5V USB charging stand through the charging cable, and the indicator light on the charger will green light up at this time.
②. The 1.2V high-capacity rechargeable battery will be placed into the battery slot correctly (note that the positive and negative polarity of the battery needs to be checked), and the charging indicator corresponding to the battery will light up in red, indicating that the charger is in the charging state.
③. When the battery is placed in the battery slot, if the positive and negative polarity of the battery is reversed, the indicator on the charger will green light up, and the charger will not work at this time, and the battery will not be charged.
④. After the battery is correctly placed, the indicator of the charger will light up in red, and when the battery is fully charged, the green indicator will be on. Inferior low-capacity AA / AAA battery, put it in to charge, and the LED red light may turn green soon
⑤. If the charging time reaches 7 hour, the charger will automatically cut off the power and stop charging.
⑥. After charging is complete, please remove the battery in time, separate the charger from theUSB power supply, and pack the charger correctly for storage.
5. Environmental conditions
①. Operating environment: Temperature: 0-35 ℃ Humidity: ≤95%
②. Storage environment: Temperature: -25 ~ + 60 ℃ Humidity: ≤85%
①. In order to achieve the best charging effect, please use the charger in a ventilated indoorenvironment;
②. Children must use this charger under the supervision of adults;
③. The charger must be used within the temperature range of 0℃—35℃;
④. Please cut off the external power supply when the charger stops charging;
⑤. When plugging or unplugging the USB charging head, please hold the USB head in your hand instead of directly pulling the wire.
①.This charger cannot charge 1.5V alkaline or carbon dry batteries;
②. It is prohibited to mix and charge different types of batteries;
③. If the charger is used incorrectly, the product may be damaged and there will be a risk of electric shock;
④. This charger is only for indoor use at room temperature and needs to be protected from moisture and heat;
⑤. Do not disassemble, assemble or use this charger for other purposes;
⑥. Please place this product in a safe place out of the reach of children;
⑦. Please do not leave the battery and charger in an unattended working state.