18650 Battery Storage Case Plastic 2 Slots Battery Holder with ON/Off Switch Secure 3.7V Container Box Protective Switch Cover（No Batteries Included） (6pcs)

Name: 18650 2-Slot Lithium Battery Case with Cover and ON/OFF SwitchNumber of Cells: 2Output Voltage: 7.4VWire Length: Approximately 15 cm (5.9 inches)Dimensions: 91 × 42 × 22 mm (3.58 × 1.65 × 0.87 inches)Mounting Hole Specifications: Hole diameter 3 mm (0.12 inches), horizontal hole spacing 20 mm (0.79 inches), vertical hole spacing 35 mm (1.38 inches)

• Convenient Wiring and Switch Integration: This 18650 Battery Holder includes preinstalled wire (15cm length) and an integrated ON/Off Switch with red and black leads to support polarity identification during circuit setup
• Reliable Battery Retention: The 2 Slots design uses a stainless steel spring to hold batteries securely helping maintain consistent contact during installation or removal
• Durable Housing Construction: Made from PP material this Battery Case offers flexibility and resistance to cracking under repeated use in typical DIY environments
• Configurable Voltage Output: Compatible with standard cells this holder enables series connections for common DC levels including 3.7V 7.4V 11.1V and 14.8V
• Versatile Application Range: Suitable as a Multipurpose power source for LED lighting breadboards wireless peripherals electric toys and small electronics each unit includes a cover to help retain batteries