The UI2 features 2 independently controlled charging slots which automatically adopt the optimal charging modes between CC and CV and are available for low current charging below 2.9V for protecting the batteries and maximizing the battery cycle durability. 3 explicit and simple power indicators are equipped for real-time display of battery level and charging status.

• Portable USB Battery Charger.
• Compatible with: 3.6V/3.7V rechargeable Li-ion batteries.
• Available for low current charging below 2.9V.
• Automatic adoption for the optimal charging modes between CC and CV.
• Automatic termination upon charging completion.
• Reverse polarity protection and anti-short circuit protection.
• Thermal protection during the charging process.
• Activates over-discharged batteries with protective circuits.
• Compatible with Li-ion / IMR: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14430, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22500, 22650, 25500, 26500, 26650.
• Output voltage: 4.2V ±1% 1000mA*2 (MAX).
• Weight: 125 g (0.27lb).
• Box measurements: 13 cm x 7.5 cm x 3.3 cm (5" x 3" x 1.3").
• Batteries are not included.
• 100% authentic, original product.
• Made in China. 

Please contact us if you will have any questions.