movistar Vision User Manual page 62

Appendix
Don't use your phone in dusty or dirty environment.
Keep your phone away from extremes of heat – like radiators or ovens.
It may explode if it gets too hot.
If your phone gets wet and the colour of the label on it changes, the
warranty will be void, even if the warranty period hasn't expired.
If there's anything wrong with the phone, battery, charger, or any
accessory, please send them to your nearest service centre for
inspection.
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