Specifications:
Nominal Capacity: 3000 mAh
Nominal Voltage: 3.6V
Discharge End Voltage: 2.5V
Standard Charging Current: 1A
Max Charging Current: 4A
Charging Voltage: 4.20+-0.05V
Max. Continuous Discharging Current: 20A
Internal Resistance: <20 milliohms
Dimensions:
65.20mm (L) x 18.50 mm (D)
Weight: 48.0g

Warnings: 
-Do not overdischarge/overcharge 
-Recharge drained batteries ASAP 
-Do not short circuit 
-Do not dispose of in fire 
-Do not expose to extreme heat or water 
-Please be familiar with handling lithium-ion batteries before purchase.

NOTE:  

1.   Do not incinerate;

2.   Do not disassemble;

3.   Do not short positive and negative contacts;

4.   Do not expose to heat;

5.   Do not completely discharge;

6.   Do not use force to install a li-ion battery;

7.   Use only high quality battery charger;

8.   Charge fully before first use;

9.   Store in cold and dry place at approximately nominal voltage.