This is a 3.7V Lithium Polymer 1500mAh battery, it can apply on variety of electric devices, especially some portable devices. It has lots of protect function to keep your battery in safety. If you want to DIY something that need to charge, it is fully capable of this job.
Due to policy restrictions on battery exports, you need to add at least 50 pcs.
Charging current: Standard charge: 0.2C; fast charging: 0.5C