iOptron 4400mAh Lithium-Ion Battery for AZ Mount Pro 8959 B&H
Amazon.com: myCharge Portable Charger for iPhone – Hub Wall Plug Built in Cables (Lightning, Micro-USB) 4400 mAh Internal Battery Fast Power Bank Battery Pack External Cell Phone Backup for Apple, Android
Neoware 4400 mAh - 11.1 V Rechargeable Lithium-ion Pack (6 cm * 1.5 cm * 6.5 cm), 2 Pin Battery - Neoware : Flipkart.com
Trust Urban R Primo 4400mAh Powerbank Black | Techinn
FULLSEND-X-6S-4400mAh-70C-22.2V-Lipo-Battery-XT90
Amazon.com: 3.7V 4400mAh-16.28wh Rechargeable Li-ion Battery - VIDAR Real Capacity Super Durability Lithium Batteries with JST 2.0/2P Plug for Electronics, Toys, Lighting, Equipment : Health & Household