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Warning
1. Keep the product away from WATER and FIRE.
2. Prevent children from swallowing small accessories
3. Make sure the direction of the Micro SD card (TF
card) is right. Never insert the card forcibly. Please
FORMAT the Micro SD card, or it will affect the
compatibility of the Micro SD card.
4. Device Power Off
a. CHECK for defective, missing, or improperly
installed BATTERIES. Replace or install batteries
correctly.
b. It is recommended to use brand new ALKALINE
BATTERIES. Do NOT use rechargeable batteries
nor non-AA batteries, or it will cause a boot failure.