3.7V 18650 Battery Holder 3PCS Single Slot 18650 Battery Case Box with Extend Button Switch Wire Leads for Arduino Project Electronic Circuit, Battery Storage Box

1-slot 3.7V 18650 battery holder with wire and pushbutton switch Material: plastic and metal Size:76x21x20 mm Slot: 1PC 18650 battery Voltage: 3.7V Color: Black The package includes: 3 x 18650 battery compartments 1. With self-locking button switch, convenient to turn off or turn on the power. 2. The black and red wires are easy to solder or connect, and the spring clip can hold the battery in place. Concentrate: 1. Do not detach, maintain, or reinstall the product. The wires should be small. The construction of this product is suitable for small current loads only. Do not connect it to a load that causes a large current. If the wire overheats, stop using this product. 2.Do not connect the positive and negative poles directly to prevent electrical short circuits.

• Material: Made of high-quality plastic and metal, nickel-plated springs hold the battery in place and are durable.
• The battery holder is designed for 1x 3.7V 18650 batteries (batteries not included) with wires for easy installation.
• Dimensions: 76 x 21 x 20 mm (LxWxH), black color.
• The battery compartment has an extension cable with a self-locking button switch for easy connection or disconnection of power supply.
• Suitable for Arduino board microcontrollers, miniature LED projects, circuit experiments, toy DIY, and can replace damaged battery holders in many electronic devices.