The Tenergy Universal Lithium Ion Charger bundled with two 18650 3.7 Volt Lithium Ion Button Top Batteries offers a reliable and efficient charging solution for various electronic devices. With its smart charging features and high-quality batteries, this package ensures optimal performance and convenience. 

1. Versatile Charging Compatibility: This universal charger is compatible with 3.6V / 3.7V Li-ion batteries, including popular sizes such as 18650, 18500, 14500, 14430, and 10440, as well as RCR123A batteries. Whether you need to power flashlights, electronic gadgets, or other devices, this charger has you covered.

2. Advanced Safety Protections: The charger is equipped with multiple safety features, including over-voltage protection, over-current protection, short circuit protection, and reverse polarity protection. These safeguards ensure safe and reliable charging, protecting both the batteries and the charger from damage.

3. Intelligent Charging Technology: Featuring a smart charger with automatic cut-off functionality, this device prevents overcharging by automatically stopping the charging process when the batteries are fully charged. The LED indicator displays red while charging and switches to green once charging is complete, providing clear visual cues.

4. High-Quality Lithium Ion Batteries: Included in the package are two 18650 3.7 Volt Lithium Ion Button Top Batteries from Tenergy. With a capacity of 2600mAh, these batteries offer ample power for your devices, ensuring long-lasting performance. The built-in PCB protection safeguards the batteries against overcharging, over-discharging, and short circuits.

5. Compact and Portable Design: The charger's compact dimensions and lightweight construction make it ideal for travel or everyday use. Whether you're at home, in the office, or on the go, you can easily charge your batteries whenever needed, thanks to its universal voltage compatibility.

6. Reliable Performance and Durability: With features like no memory effect, long storage life, and high energy density, these batteries deliver consistent and reliable performance. They are designed to withstand frequent charging cycles without losing capacity, ensuring lasting power for your devices.

The Tenergy Universal Lithium Ion Charger with 18650 Batteries offers a convenient and efficient charging solution for your electronic devices. With its versatile compatibility, advanced safety features, and high-quality batteries, this package provides reliable power whenever you need it. Invest in this charger today and experience hassle-free charging for your Li-ion batteries.