Tenergy 14.6V (4S) 10A LiFePO4 Battery Charger

Features:
Intelligent charger designed for 4 cell LiFePO4 battery packs.
CPU control and pulse width modulation (PWM) technology, charging current and output voltage is controlled accurately to ensure fully-charged and avoid over-charging.
Built-in cooling fan to ensure charger long service life.
Safety protection:
- Over Voltage Protection
- Short Circuit Protection
- Output Reverse Protection
Charging time:
Charging Time= (1.41 * Ah rate of the pack) / 10A charge current
Built-in IC to cut-off power automatically when battery is fully charged.
LED indicators:
* LED 1 = Red = Power On
* LED 2 = Red = Charging
* LED 3 = Green = Fully Charged

User Instructions:
Check the output plug of this charger and make sure it is not loose.
Before charging, please connect the charger's alligator clips to battery first: the "red" clip connects to the POSITIVE pole and the "black" connects to the NEGATIVE pole. After, connect the input power plug to the indoor power supply.
The charger applies the intelligent charging method of constant current and constant voltage. The charger will automatically shut off when battery is fully charged. Unplug the input power supply then disconnect the output clips.
When charger is not in use or finished charging, be sure to unplug input power supply.
Indictor LED instruction:
"Charging" indicator shows "red" under normal charging state. It turns into "Green" when the battery is fully charged, the battery can be put into use at this time.
The charging voltage of this charger is 12V, and shut-off current is 1A. It can only be operated when connect with not fully charged battery.

Includes:
Battery Charger
Power Cable
Manual