Package included:
1x US Plug 12V 2A SWITCHING ADAPTER
1x Balance Charger Voltage Tester

Special Features
Ready-To-Charge, One step to finish charge process
Ready-To-Display, Display the voltage at any time
High-Charge-Accuracy, ±10mV(max)
Multi-Protection, keep charging safe
Auto recover the over-discharging battery
Save Energy, Balance process do not need discharge

SPECIFICATIONS
Operating Voltage Range 9V-16V DC
Operating Temperature -20 - 45 degree
Cells Type Supported 2-4 cells Li- Ion/Li-Poly
Input Power Request recommend Over 30W
Max Charge Power 25W
Charge Current 1500mA
Charge Accuracy ±10mV
Balance Current 1000mA
Display Accuracy ±10mV
Weight 76g
Dimensions 81*50*20mm (L*W*H)

12V 2A SWITCHING ADAPTER
Balancing the mean charge is shown below:
ER2: adapter voltage is out of range or power shortage
ER4: this is the self-test error, indicating a need for a good point of power, such as: power supply with 12V 3-5A is more suitable.