Power Bank

tnext Rolls out E 4000s Unique Power bank for iPhone Users

tnext, a digital accessories brand, recently announced the launch of E4000s, India’s first BIS certified lightweight dual connector power bank with built-in MFi certified cable. The power bank is compatible with a wide range of devices such as iPhone, iPad, iPod; micro USB enabled smartphones, digital cameras, bluetooth speakers etc. It also features battery charge level & circuit working indication by four super bright blue LEDs.

“E4000s is a perfect blend of trend as well as quality and enables users to get that extra charge at crucial times, especially in today’s mobile world where we prefer to use advanced apps be it Prisma or our beloved game Pokémon Go. It features intelligent microcomputer control technology and is designed using grade A Components end to end including Li-polymer batteries to deliver that extra juice during the end of a long hike, after a long flight journey or long road trips,” said T Jayakumar, Director at Touchline Technologies Pvt Ltd. “The long power bank cables can be sometimes can be uncomfortable or annoying while on the move. The short, built-in MFi lightning cable resolves the issue of not only carrying a cable itself but also managing the cable without tangling during charging.”

What is unique about E4000s is that, it is India’s first BIS certified lightweight dual connector power bank with built-in MFi certified cable. Packed with sleek anti-slip rubber finish, four super bright blue LEDs, grade A Li-polymer batteries and compact design, this power bank gives user’s freedom to be truly mobile for longer duration with digital devices. Keeping safety as priority the Power Bank supports the intelligent microcomputer control technology and multi-protection circuits of over-current, overcharge, over discharge, short circuit protection for security. The mechanism monitors the output current and shuts off when the current exceeds the maximum limit to protect the device being overcharged.

Compatible devices:

iPhone 5, iPhone 5C, iPhone 5S, iPhone 6/6 Plus, iPhone 6S/6S Plus, iPhone SE, iPhone 7/7 Plus, iPad (4th generation), iPad Air, iPad Air 2, iPad Pro (9.7-inch and 12.9-inch models), iPad Mini (1st generation), iPad Mini (2nd generation), iPad Mini 3, iPad Mini 4, iPod Nano (7th generation), iPod Touch (5th generation), iPod Touch (6th generation), Apple Pencil, Apple Watch Dock, Beats Pill+, Magic Keyboard, Magic Mouse 2, Magic Trackpad 2, Siri Remote for the Apple TV (4th generation), Apple TV Remote where Siri is unavailable, AirPods Charging Case, EarPods with Lightning connector, Beats X & Micro USB devices.


  • Capacity: 4000mAh
  • Cell Type: Li-Polymer
  • Input Power: 5V/1A
  • Output Power: 5V/2.1A
  • Input Charging time: 2 to 2.5 hrs
  • Connectors: Lightning (MFi) + Micro USB
  • Product Dimensions: 83 x 59 x 12.5mm
  • Weight: 95 gms

Price, Warranty and Availability

E4000s comes with the MRP of Rs. 2,975/- and the product is available with Touchline carrying the warranty of 1year.


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