Key Features
High-Capacity
Specifically Designed for Smart Locks
Rechargeable
Long Battery Life

Color
Black

Battery Compatibility
Compatible Model: Avant Guard F22 Smart Lock

Technical Specs
Battery Type: Lithium-ion
Capacity: 4800mAh
Voltage: 7.4V
Input Voltage: 5V (USB Type-C)
Rechargeable: Yes
Charging Time: ~3 Hours
Battery Life (Normal Use): 6–9 Months
Charging Port Type: USB Type-C
Working Temperature: -10°C to 50°C
Storage Temperature: -20°C to 60°C
Weight: ±120g

Dimensions (cm)
Width: 2.5
Height: 3 
Length: 15.5