Thinnest & Smallest & Lightest Power Card ! ! ! TNTOR 2500 mAh Portable Power Bank, Built-in with Micro USB Cable


TNTOR 2500 mAh Portable Power Bank-Thinnest & Smallest & Lightest Power Card, Built-in with Micro USB Cable, External Battery Charger| Ultra slim Power Bank for Android & iPhone

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  • DEPENDABLE POWER: This Wallet Sized Power Bank is designed and engineered to utilize premium grade 2500mAh Upgraded High-density lithium batteries to provide a lightweight yet reliable battery backup for your device. It works perfectly with iOS and Android devices and allows on the go use.
  • ALL-IN-ONE DESIGN: Coming with a built-in cable function, this credit card sized power bank boast the highest standards of engineering that allows you pop out the built-in cable and start charging without compromising on complete protection for you and your devices. Now you can charge without worries!
  • EASY TO USE: Packed with Built-in USB Cable with 3 Adapters, the portable power bank comes in an ergonomic design that offers maximum ease of use. Now, you can charge your phone on the go with NO need to power off, NO need to open your phone and NO stops; just PLUG in and CHARGE!
  • VERSATILE USE: Designed to serve as the perfect all-in-one solution to on the go charging, the power bank comes with a versatile Micro-USB mouthpiece that allows easy compatibility with brands like Alcatel, Huawei, Asus, Blackview, Blackberry, Samsung, BLU, Cubot, HTC, League, Lenovo, LG, Oukitel, Meizu, Microsoft, Motorola, OnePlus One, Nokia, Sony, ZTE. APPLE models: iPhone 5, 5C, SE, 6, 6S, 6Plus, 7, 7Plus and a lot more.
  • OUR QUALITY PROMISE: We have designed this portable power bank to offer an efficient combination of quality engineering and lithium batteries which see it provide maximum ease of use, durability and safe charging. Backed by our 1 YEAR WARRANTY, we are sure you will love the level of efficiency this battery backup has to offer.

4mm Thinnest wallet power bank

  • No longer feel and inconvenient for carrying heavy power bank.
  • The 2500mAh Power Bank comes in a credit card size with only 4mm thickness, weighing 57.7g. This gives it a portable feel that allows easy fit in a wallet, jacket pocket, and bag.
  • Built-in micro USB cable.
  • Comes with 3 adapters.
  • Suitable for iPhone, iPad, iPod, most Android systems which with micro USB ports, Samsung, Xiaomi, Huawei, ZTE, Sony, HTC, Blackberry, Motorola.
  • Not suitable for Type-C port phones such as Samsung s8, HUAWEI Mate10, XIAOMI 6.
  • It also features a safety system which is FCC-Verified, CE-Verified, RoHS-Verified and CCC-Verified to ensure complete protection for you and your devices.

How to judge the power of the charger?

There’s a tiny Power Indicator on the side of the charger.

  • LED indicator flashes one time at one second interval, battery status: less than 25%
  • LED indicator flashes two times at one second interval, battery status: 25%~50%
  • LED indicator flashes three times at one second interval, battery status: 50%~75%
  • LED indicator flashes four times at one second interval, battery status: 75%~99%
  • LED indicator keeps on, battery status: fully charged.
  • LED indicator flicker when being charged.


  • Capacity:2500mAh
  • Battery type: Li-polymer Battery
  • Input: Micro USB DC 5V 0.8A,Output: USB DC 5V 1A
  • Charging time: 3.3 hours


  • 1*2500mAh Wallet Power Bank
  • 1*User Manual
  • 1*30cm micro-USB cable
  • 3*Aadapter

Temperature Resistance
Heat-sensitive and temperature control mechanism ensures Li-ion batteries operate within a safe range.

Protection from Short Circuit
Automatic protection to the motherboard and battery when short circuit occurs.

Protection from Overcharge and Over-discharge
Japanese technology is adopted to prevent overcharging and over-discharging from damaging the Li-ion batteries.

Protection from Output Overcurrent
Monitors output current and shuts off when current exceeds the maximum limit to protect the device.

Input Overvoltage Protection
OVP circuit prevents voltage surges from damaging the device.

Protection from Incorrect Insertion
Detect when the charger is inserted incorrectly and automatically stop charging.

Output Overvoltage Protection
Monitors output voltage and shuts off when voltage exceeds the maximum limit to protect the device.

Reset Mechanism
Power button can be used to reset the power bank in unstable environment.

PTC Protective Circuits for the Cell
Imported battery cells are equipped with PTC to effectively control current and provide protection when temperature and current exceed the maximum limit.



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