Install the batteries acoording to the correct polarity（+/-).
1.Store in a cool place when not in use. 2.Install the batteries acoording to the correct polarity（+/-) 3.No mixed use of different kinds of batteries. 4.Do not charge, disassemble or damage the batteries or throw them into fire. 5.Do not connect the anode pole and cathode pole in the same battery. 6. Do not put the battery without package into pocket. 7 Take the battery out when not in use for a long time. 8. Do not swallow the battery.