The battery tester allows you to check the charge of 1.5V and 9V batteries quickly and easily. It is practical and easy to operate. When the battery supply is low, the symbol will be shown.

BT series battery tester can be used to check the output voltage of battery easily and quickly. 
They are designed for 1.5V and 9V batteries with sizes:AAA,AA,C,D,SH16,MN2400,R03,HP7,MN1500,UM3,HP11,MN1400,SP11,LR14,UM2,HP2,MN1399,SP2,R20,UM1,PP3,MN1604,6F22,006P. 

Operation Instruction 

Testing A 1.5-Volt Battery 
 * Pull the test arm out 
 * Position the battery between the arm and body(battery’s + terminal faces up). 
 * Gently press down the test arm until good contact is made between the battery and the tester. 
 The charger indicator displays the battery charge measured 
 * Read the value on the LEFT scale. 
 * After the test finishes, lightly push the test arm back. 

Testing A9-Volt Battery 
 * Position the battery under the body of the tester (+to the +, - to the - terminal). 
 * Gently press the battery against the battery terminals of the tester. 
   The charge indicator shows the battery charge measured. 
 * Read the value on the RIGHT scale. 
 * When the test finishes, move the tested battery away from the tester. 

Note tips: 
 * The value on the scale are shown in three colors. 
  Green: full Yellow: low Red: flat 
 * If the battery to be tested disconnects from the relevant terminals during any test or when the reading is unstable, do not connect the battery to the terminals again until all the segments of the charge indicator disappear. 

NOTE

Due to rules of some shipping courier,parcels may not include batteries,otherwise it will not get through the custom.

Please kindly note it, the cable wire tracker needs to install 1 X AAA(1.5V) batteries.