The 18650 battery charger with four Ni-MH 3.7V batteries is designed to provide reliable power for a variety of devices, including high-capacity vaping systems. The 3500mAh batteries are charged to a safe level of 2.5V, ensuring optimal performance and longevity.

This charger features a compact and user-friendly design that can be easily integrated into any setup. A large LCD display provides real-time battery life and charging status, allowing users to monitor their devices with ease. The device also comes equipped with smart universal USB dual battery chargers for 18650, 18500, 21700, 26650, 14500, and 16340 batteries.

The charger is packaged in a sturdy box, complete with four Ni-MH 3.7V batteries that can be charged to 2.5V level. This ensures reliable power delivery even during extended periods of use. With its compact design and user-friendly features, this charger is perfect for anyone looking to upgrade their vaping setup.

The 18650 battery charger with four Ni-MH 3.7V batteries offers a range of benefits, including increased battery life, improved charging efficiency, and enhanced device performance. It is an ideal solution for vapers who require a reliable and efficient power source for their devices.