Synergy Digital Baby Monitor Battery, Compatible with Eufy T8321-M Baby Monitor, (Li-ion, 3.7V, 5200mAh) Ultra High Capacity, Replacement for Eufy PT18650-SP PCM5200 Battery
Specifications:
Battery Chemstry: Li-ion
Voltage: 3.7V
Capacity: 5200mAh
Compatible with: Eufy PT18650-SP PCM5200 Battery
Works for: Eufy T8321-M Baby Monitor and many more