Tattu 220mAh 1 Cell Lipo Eflite connector fits most Tiny Whoop Micro Drones but please check connector compatibility . 
GensAce Tattu Tiny Whoop and Frsky Apus MQ60 and CrazePony Upgrade Lipo 220mAh 1S 45C-90C by Gensace Tattu 

Please Note these are not the cheap chinese lipos doing the rounds. 

Tattu 220mAh 3.7V 45C 1S1P Lipo Battery Pack with EFLITE Plug
Suitable for Tiny Whoop,E-Flite MSR, Nano CPX, FrSky Apus MQ60 and Eachine QX65.

Spec.

- Product Type: lipo battery pack

- Capacity: 220mAh

 - Voltage: 3.7V

 - Max Continuous Discharge:45C (9.9A)

 - Max Burst Discharge: 90C (19.8A)

 - Weight: 5.5g