FSTgo 6V 700mAh Ni-Cd AA Rechargeable Battery Pack for  Amphibious Stunt RC Cars;

Description:
Item Name: 6V 700mAh Ni-Cd Battery pack
Dimension: (1.9* 1.7 * 1.1)" / (5*4*2.8)cm (L x W x H)

Charging time: 
About 2-3 hours 

Working time:
About 20-30 mins

Rechargeable for rc car:
https://www.amazon.com/dp/B074CSB7C3
and other the same rc cars!

Package List:
  1 * 6V 700 mAh Rechargeable Ni-Cd Battery

Safety Warning: 
1. Never use or charge the battery that has ballooned or swelled, leaks, overheat or anything else abnormal occurs.
2. Do not discharge the batteries with the current exceeding the max discharging current. Otherwise, it will lead to batteries overheat and result in battery deterioration, burst, balloon or may even cause fire or explosion.
 3. Never disassemble, puncture, shock or crash the lipo battery. Never put the battery into fire.
 4. Never overcharge the battery, improper use, such as short circuit or overcharge might cause explosion or fire.
 5. Never immerse in sea water or salt water, or will endanger battery performance and battery life.