This product can charge 1-2 9V batteries in any capacity quickly.
Each slot is controlled independently.
AC: 110-240V 50/60Hz
DC: 10.5V 150mA*2
Charging Instruction Mode
A. If doesn’t install the battery and plug in, the indicator turns into green.
B. During charging, the indicator is red.
C. Once battery is full, the indicator turns into green.
Charging Control Mode