... step, LED → green (means battery is ready to use and charge turns to float charge stage) Output Charging Characteristic Note, ... this chart is for 12V14AH battery, 2pc use, for ... Dropping Test Charger dropped from 1.0m height to a 10mm pine board, repeat it for ... the height of 1.0m, charger fall off to 10mm pine board, 4 times/ each face. ...