Instruction Manual

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CAUTION
To prevent damage to the module,be sure to observe the following precautions
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 Supply voltage not more than 3.8V
 Do not modify the module
 Do not wet the module or use the module when your hands are wet
 Do not use the module for applications other than communications
 Do not force the knock on the module
 Welding process ,to prevent electrostatic damage to the module
 While using the module,don’t do anything which may cause bodily harm or physical damage
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