DGZZI 18650 Battery Storage Case 2PCS Single 18650 Battery Holders Boxs with Extend Button and Wire Leads for Arduino Project DIY Electronic Circuit

Specification: Product name: 18650 battery box (positive and negative extension cord with switch) Material: plastic and metal Colour: Black Weight: 8g/pc Voltage: 3.7V Size: 76.08x21.03x19.92mm/3x0.83x0.78inch The package contains: 2PCS18650 battery box (positive and negative extension cords with switches) Features: 1. With a self-locking button switch, it is 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. Note: 1. Do not separate, maintain or reinstall the product. The wire should be small. The structure of this product is only suitable for a small current load. Please do not connect it to a load that will cause a large current. Please stop using the product when the wire is overheated . 2. Please do not connect the positive and negative poles directly to prevent electrical short circuit.

• Made of high-quality plastic and metal, and the nickel-plated spring can hold the battery in place, which is strong and durable.
• The battery box is designed for 3.7V (18650 battery, single cell), with wires and switches, easy to use and simple to install.
• The battery box has an extension cord with a self-locking button switch, which is easy to connect or disconnect the power supply.
• The 18650 battery box is suitable for 1x3.7V batteries (not including batteries). The red cable contacts the positive pole of the battery box, and the black cable contacts the negative pole of the battery box.
• Ideal for Arduino boards, microcontrollers, mini light-emitting diode projects, circuit experiments, toy DIY, and can replace damaged battery holders in many electronic devices.