Lenovo A390 Smartphone - Manual (Page 7)

7
Precautions and Tips for A390
Never drop, strike, scratch, twist, knock, vibrate or push
the A390 or place any heavy objects on it.
Gently touch the A390.
Keep the A390 away from any magnetic substances,
mobile phones in conversation, electrical appliances or
speakers.
Avoid exposing the A390to extreme temperatures (lower
than -10°C or higher than 50°C).
Do not place the A390 in a damp environment.
Do not use corrosive detergents or solvents to clean your
A390. Just wipe the A390 screen with a damp, soft,
lint-free cloth to clear fingerprints off it.