{"title":"2 x AAA Battery Holder with On/Off Switch  JST PH Connector","handle":"2-x-aaa-battery-holder-with-on-off-switch-jst-ph-connector","url":"/products/2-x-aaa-battery-holder-with-on-off-switch-jst-ph-connector","description":"A slim 2×AAA battery holder with a built-in on/off switch and genuine JST PH connector. Two AAA batteries in series provide approximately 3V — ideal for powering low-voltage electronics projects, microcontrollers, and portable builds.\n\nThe JST PH connector polarity matches Adafruit's Li-Ion/LiPo batteries and 2-pin JST cables, plugging straight into boards with JST PH battery inputs. This is also a great replacement for the battery packs that come with micro:bit boards — the on/off switch means you don't have to unplug the connector to power down.\n\nKey Features\n\n\nOn/Off Switch – Conveniently control power without disconnecting\n\nGenuine JST PH Connector – Correct polarity, smooth fit in JST sockets\n\nSlim Form Factor – Compact AAA-sized holder for small projects\n\nStandard AAA Batteries – Widely available and easy to replace\n\n\nSpecifications\n\n\nBattery Type: AAA (not included)\n\nCell Count: 2 (series)\n\nOutput Voltage: ~3V nominal (alkaline), ~2.4V nominal (NiMH rechargeable)\n\nConnector: JST PH 2-pin\n\n\nIdeal For\n\nmicro:bit projects (replacement battery pack with on/off switch)\nAdafruit boards with JST PH battery inputs\nPortable electronics and wearable builds\nSTEM education and classroom projects\n\n\nPackage Contents\n\n1× 2×AAA Battery Holder with On/Off Switch and JST PH Connector\n\n\n\nNote: AAA batteries are not included.\n","vendor":"Adafruit","product_type":"physical","in_stock":false,"options":[],"variants":[{"id":5274,"title":"Default Title","sku":"AF-4191","price":4.31,"compare_at_price":0.0,"on_sale":false,"in_stock":false,"available_quantity":0,"option1":"Default Title"}]}