21700 18650 6x Cell Power Bank Case For WiFi Router And Other Power Bank
Power your devices and stay connected with the 21700 Cell Power Bank Case. Designed to hold 6x 21700 lithium cells, this compact and durable power bank case delivers reliable backup power for smartphones, routers, and other USB-powered devices.
Key Features
- Supports 6x 21700 lithium cells for high-capacity power storage
- Compatible with WiFi routers and mobile devices
- 5–6 hours backup time
- Built-in safety protection (overcharge, over-discharge, short circuit)
- Compact, lightweight, and portable design
- LED power indicator
- USB output for universal device charging
Specifications
- Cell Type: 21700 Lithium (x6)
- Backup Time: 5–6 Hours
- Output: USB
- Protection: Overcharge, Over-discharge, Short Circuit
- Color: White
Note: 21700 cells are not included. Case only.