20pcs Rechargeable 3.7V 18650 Li-ion Battery & 10 Slots Smart Multifunction Li-ion Battery Charger

18650 Battery Charger Universal Smart Charger with LED Indicator for 3.7V Li-ion 26650 18500 16650 14500 Rechargeable Batteries (10-Slot)

• Universal 18650 Battery Charger: Can charge for different types of DC cylindrical 3.7v lithium ion battery 18650,10440, 14500, 16650, 14650, 18350, 18500, 16340, rechargeable batteries.(For use with IMR/18650 rechargeable battery lithium 3.7 volt only. Do not attempt to charge primary cells such as Alkaline, Zinc-Carbon, Lithium, CR2 or any other unsupported chemistry)
• 18650 Battery Charger : Has independent charging channels, automatically select the optimum charge current, supports simultaneous independent charging without affecting.Can charge four lithium ion battery 3.7v 18650 at the same time and can charge two 26650 batteries at the same time.(The 18650 battery and charger is battery included)
• Charging Display: This 18650 smart charger with Red/Green led light display, And the rechargeable battery charger 18650 will display the status of each rechargeable battery when charging, Automatically detects battery power status and displays charging progress, and automatically stops charging when complete
• Safety Protection: Comes with special charge and discharge management circuit. With multiple security protection settings, the 18650 balance charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern
• Fast Charging: This18650 fast charger charges different type 3.7v lithium ion battery 18650 .simultaneously. 18650 Charger charging current up to 4.2V 2A max. Rechargeable battery charger 18650 automatically select the optimum charge current. Supports simultaneous independent charging without affecting

Ultra Fire 4 Pcs 3.7v (7800mAH) Rechargeable

UitraFire 18650 li-ion battery has the following outstanding features: 18650 lithium battery capacity is generally between 1200mAh ~ 3400mAh, while the general battery capacity is only about 800mAh. When combined into a 18650 lithium battery pack, the total capacity of 18650 lithium battery pack can casually break 5000mAh. UltraFire 18650 lithium battery life time is very long, normal use cycle life of up to 500 times, which is more than twice of other normal batteries. UltraFire 18650 li-ion battery has high temperature performance, discharge efficiency of 65% under the conditions of 100%. In order to prevent short-circuit the battery, 18650 lithium battery is separated. So it may have short-circuit phenomenon has been reduced to the extreme. You can install a protective plate to avoid overcharging the battery over discharge, so that it can also extend the battery life. UltraFire 18650 lithium battery voltage are generally 3.2V, 4.2V and 4.35V, much higher than the nickel-cadmium and nickel-metal hydride batteries 1.2V voltage.