4400 mAh Lithium Ion Battery Pack, Voltage: 7.4 V at Rs 1150 in Mumbai
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
36V Li-ion Battery Pack 4400 mAh 4.4AH Rechargeable Lithium Ion Battery,battery For Self Balance Electric Scooter Hoverboard | Hubats
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