Autel Maxivideo MV400 - Manual (Page 14)

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4. Battery Charging Precautions
To reduce the risk of serious injury, read these precautions and
the label on charger’s surface carefully before using.
4.1 Battery Charging Safety
 Do not probe charger with conductive objects.
 Do not use charger if it has been dropped or damaged in any
way.
 Charge battery in temperatures above 41°F (5°C) and below
113°F (45°C).
 When in use, the charger shall be kept out of heat, high voltage
and avoided children’s touching.
 Use the supplied charger. Do not charge the battery over 24
hours.
 Do not allow anything to cover the charger while in use.
 Unplug the charger from outlet before attempting any
maintenance or cleaning.
 Do not store charger in damp, wet or explosive environment.
 Do not open charger housing. Have repairs performed only at
authorized locations.
 Do not charge battery near fire or in the sunlight.
 Proper care will prevent serious damage to the charger.
4.2 Battery and Charger Specifications
Input 100-240 VAC/12 VDC 50/60Hz
Output 5V DC
Battery Type 3.7V lithium-ion
Battery
Capacity
1640 mAh
Input Current 0.3A（DC or USB）
Charging Time 5-6 hours
Cooling
Passive convention cooling (No
fan)