3.7V 2400mAh Cylindrical Li-ion Batteries 
Product Description
3.7V Li-ion rechargeable battery made of 1 PCS of high quality Cylindrical 18650 cell with PCB and polyswitch for full protection

Description:
Cell: 18650 (High quality Panasonic/SANYO/Samsung/LG/Chinese A Grade or as per special requirement )
Capacity: 2400mAh
Voltage: 3.7V
Battery Pack: 1S 3.7V 2.4AH
Pack: PVC Shrink tube
Prewired: 22 AWG wire with connector(as per customer's requirement)
Dimensions: (HxD) 68mm X18mm
Weight: 60g (About)

Technique:
Charging Voltage: 4.2V CC/CV
Maximal continuous discharging current: 1.5A
Over charge detection voltage: 4.28V ± 0.025V
Over charge release voltage: 4.08 ± 0.025V
Over discharge detection voltage: 2.4V ± 0.05V
Over discharge release voltage: 3.0V ± 0.05V
Over charge protection
Over discharge protection
Over Current protection
Short Protection:
Exterior Short Circuit and can be automatic recovery
Low Interior resistance

Temperature:
Charging temperature: 0 - 45 C degrees
Discharging temperature: -20 - 60 C degrees
Storage temperature: -20 - 45 C degrees

Remark:
The cell can be replaced by other available models such as 14430 14500 18490 18500 and so on, we can make all kinds of customized battery packs.
If you have different requirement on technique, shape and so on for the battery pack, we can made-to-order as per your request.