ultrathin battery
round battery
curved battery
special-shaped battery
normal square battery
cylindrical battery
battery pack (cylindrical cell)
square aluminum shell battery pack
square Li-Po pouch battery pack
normal square battery pack
cylindrical cell battery pack
Gigalienergy 18650-6S1P 22.2V 3400mAh battery pack
Gigalienergy 18650-2S 7.4V 2200mAh battery pack
Gigalienergy 18650-4S1P 14.8V 3400mAh battery pack