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Bundle: U1 Charger+1*18650 Rechargeble Battery


Product Description

  • Specially designed for flashlight rechargeable batteries, U1 is more than a charger. 
  • It can also be used as a portable power source with a rechargeable battery. 
    With the built-in advanced safety mechanism to extend the battery lifespan and simple, intelligent LED indicator 
    you will be amazed by how useful this little tool can be. 
  • The U1 is a reliable tool when traveling light, especially for outdoor enthusiasts.
  • ThruNite Bundle, save money for you.

Items included

  • 1* U1 Charger(including usb cable+holster)
  • 1* 18650 rechargeble batteries 


  • Intelligently switches between constant-current charging mode for LI-ION batteries 
    or pulse charging mode for NI MH/NI Cd batteries.
  • USB interface and simple LED light indicators for easy operation for everyone.
  • Dual-use as both a charger and a portable power source (with a battery).
  • Advanced short circuit and over discharging protection mechanism to ensure users’ safety.
  • Single charging channels for compact size.
  • Self-setting to enable fast charging or discharging. 
  • Wide working conditions to enable normal use anywhere, any time.


  • Input: 5V, Max 1.2A
  • Output: 4.2V/1A (as charger) 5V/1A (as power source)
  • Size: 84mm (L) x 27mm (W) x 35mm (H) (without USB cord)
  • Weight: 37g (excluding USB cord)
  • Operating Temperature: 0℃-40℃ (full-load, normal operation)  
  • Storage Conditions: Temperature: -20℃ - 85℃, Relative Humidity: 5% (0℃) ~ 90% (40℃) RH, 72Hrs, full load, normal operation.
  • Product Rating: CE, FCC, RoHS. 
  • Accessories: USB cord x 1, Holsterx1


  • Battery Installation
    Follow the direction engraved on the charging channel to install the battery with 
    negative terminal towards the negative
    connector (the metal plate in the middle).
  • Get started: Use the USB cord to connect the U1 to any devices that use an USB interface to charge the battery. 
    With a charged battery 
    installed, the U1 turns into a power source immediately with the USB cord connected either way. 
  • Indicating Signals: 
    Red light: The battery is being charged.
    Red light alternates with green light: The battery is reversed and should be installed correctly immediately.
    Green light: The battery is fully charged.
  • Note: When U1 is used as power source, the USB discharging port is lit in blue.

Product Reviews

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