3.7Volt UltraFire 4200mAh 18650 Li-ion Rechargeable Battery (Cusp Top) - 1Piece

This Standard 18650 4200mAh 3.7v Rechargeable Li-Ion Battery is a single cell compact and powerful battery cell with 4200mAh capacity. This Li-ion battery is very convenient to install in your project where 3.7 Volt with high capacity is needed.

The Standard 18650 4200mAh 3.7v Rechargeable Li-Ion Battery is a source of power for various portable devices including flashlights, hobby transmitters, and receivers etc.

This Battery can be a best Replacement to the normal Non-Rechargeable AA Battery used in many application such as in RC Transmitter/Receiver Remote, which can make your flight driving experience very cost effective and Efficient in terms of power Output than that of conventional AA batteries.

Important:

•     Never completely discharge the Li-ion battery ( below 2.5V under load ).
•     Charge fully to 4.2V before first use.
•     Never attach any metal moving part |magnet| to the top-positive or the bottom-negative battery contact.
•     Never use force to install (insert) Li-ion battery.
•     Do not use old and new battery cells together.
•     Use only high-quality battery charger.
•     Do not expose to heat.
•     Do not short (connect) positive (top), and negative (bottom) battery terminals (contacts).
•     Keep battery that is not in use in the plastic holder (or any insulating [plastic] container).
•     Do not charge the battery over 4.22V (another reason to use high-quality battery charger).
•     Don’t charge unattended.
•     Do not store your Li-ion batteries fully charged (for an extended period of time).
•     Store in a cold and dry place at approximately 3.7V (storage charge).
•     After the battery is discharged-don’t leave it discharged=>charge it as soon as possible
•     The user should have enough knowledge on Li-Ion rechargeable batteries: in discharging, charging, assembly, handling, and proper Li-ion battery storage before use.

Features:

•     Shape: Cylindrical Battery
•     Battery Type: Lithium-Ion Battery
•     High performance and capacity
•     Flat top to suit many devices fitting

Package Includes:

• 1 x 3.7v 18650 4200mAh Rechargeable Li-Ion Battery