3x AA Battery Holder with Switch

DESCRIPTION The 3x AA Battery Holder with Switch is an enclosed battery box that holds three AA cells in series to deliver a 4.5V supply for Arduino projects, robotics, LED builds and other portable electronics. It is a simple, low-cost way for makers, students and schools in Singapore to take a prototype off the USB cable and make it truly portable. A built-in ON/OFF slide switch and fully covered compartment keep the batteries secure and let you cut power without disconnecting any wires. FEATURES Holds 3x AA batteries in series for a nominal 4.5V output Integrated ON/OFF slide switch on the cover for convenient power control Enclosed design with a slide-on cover that keeps cells secure and protected from dust Screw hole in the cover for fixing the cover shut Pre-wired red (+) and black (−) leads with tinned ends, ready to solder or plug into screw terminals Spring and flat contacts for reliable battery connection APPLICATIONS Portable power for Arduino, micro:bit and other microcontroller projects Powering small robots, toy cars and DC motor builds LED lighting, decorations and costume electronics STEM classroom kits and school science projects Replacement battery box for toys and small battery-powered devices TECHNICAL DETAILS Battery Type: AA (not included) Number of Cells: 3 (series) Output Voltage: 4.5V (with 1.5V alkaline cells) Switch: ON/OFF slide switch Lead Wires: Red (+), Black (−) Wire Length: approx. 10cm Colour: Black SHIPPING LIST 1x 3x AA Battery Holder with Switch