-input voltage: 220 VAC/50 HZ
-output voltage: 12 VDC
-current (max): 0.45-0.7A
-put the red clamp on the positive battery terminal (+) and the black on the negative (-) and then turn the charger on.
-the device works with 220VAC ~ 240VAC input voltage
-do not touch the red and the black clamps while charging. This will cause a short circuit.
-use the charger in dry places.