AT&T QS5509A - Electrostatic Discharge (ESD); Normal Use Position; Phone Heating

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 CAUTION : RISK OF EXPLOSION IF BATTERY IS
REPLACED BY AN INCORRECT TYPE. DISPOSE OF
USED BATTERIES ACCORDING TO THE
INSTRUCTIONS.
Electrostatic Discharge (ESD)
Do not touch the SIM card’s metal connectors.
Antenna
Do not touch the antenna unnecessarily.
Normal Use Position
When placing or receiving a phone call, hold your phone to
your ear, with the bottom towards your mouth.
Phone Heating
Your phone may become warm during charging and during
normal use.