Key Features | - Output voltage of this battery holder is 3.7V., Easy Install, FREE-Soldering, Convenient to Use., This battery box holder with wire leads, fits for standard 18650 batteries. With spring clip design, easy to install and remove a battery. FREE-soldering Good replacements for corroded battery holders. Has on-off switch function. Adopt flame retardant material, high strength, good toughness, high temperature resistance, durable, not easy to deform. Can be used as an emergency power supply., 18650 battery holder is great for use in electronics applications and small hobby projects, deigned with spring clip, easy to install and remove a battery, convenient for electric circuit DIY work. Great for led projects, toys, also replaces broken battery holders for many electronic devices. It can be assembled by multiple of battery box, can get the voltage of 3.7V, 7.4V, 11.1V, 14.8V, 18.5V DC power supply.
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