The case can hold 6 x AA batteries, and provide 9V power for your device. 2.1mm x 5.5mm DC power Connector perfect for Soldering /Connecting. When the battery case is working, the maximum power should be less than 15W, the working current should be less than 2A.
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10PCS Wire Connectors Low Voltage Wire Connectors Solid Connection,T Tap Wire Connectors, T Type 2 Pins Wire Splice Connectors
Aliexpress UK
This is 9V I-Fonts Soft Shell Battery Buckle. 10/50/100 x 9V I-Fonts Soft Shell Battery Buckle. The lenght of line is about 6cm. Unique design and high quality.
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20/30/40 Pieces of Lever-Type Quick Connect Wire Connectors 28-12 Awg 1-to-1 Direct Plug-In Wire Connectors Compact Connectors Terminals Multi-Loop Connectors Docking Terminals
Aliexpress UK
9V battery button, hard shell. 20 9V T-shaped hard shell battery button. Colour: Black. T-shaped, red and black connection. Type: T-shaped battery button. Cable length: about 15 cm. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
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Wire Connectors SPL-22-2 Terminal Block push-in Quick Connector Docking Wiring Connector Electrical plug in fast Cable Connector
Aliexpress UK
This is 9V I-Fonts Soft Shell Battery Buckle. 10 x 9V I-Fonts Soft Shell Battery Buckle. The lenght of line is about 6cm. Color: Black. Good choice for you!
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20pcs Low Voltage Wire Connector 2 Pin 3/2 Way H Type Wire Connectors Quick Splice Wire Connectors Solderless LED Wire Connector
Aliexpress UK
Battery clip converter cable for guitar pedals. Connect a 9V battery to power an effect pedal without a battery. DC 5.5mm 2.1mm male plug, negative center, can be used for most effects pedals. Cord length: 15cm / 6 inches. Package: 3pcs 9V battery clip converter cable. Material Plastic, Metal Male Plug 5.5x2.1mm Colour Black Fit for 9V Guitar Pedal Battery Length 15cm / 6 inches Brand Unbranded/Generic MPN MEM94905083048 EAN 4894905083048 .
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T1 Wire Connectors Low Voltage Wire Connectors Solid Connection,T Tap Wire Connectors, T Type 1 Pins Wire Splice Connectors
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PP3 9V Square Battery Snap ClipOn Connector Solder Lead 150mm 1, 2, 5, 10 Pack.
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4-32PCS LiitoKala 9V 1100mAh Battery 6F22 Type-C USB-9V Li-ion Battery for Multimeter Microphone Toy Remote Control KTV
Aliexpress UK
Output Power: 9W. Output: 9V === 1A. The5.5mm x 2.1mm barrel connector makes it easy to use with various electronics. Connector: 5.5mm x 2.1mm. Plug Type: UK 3-Pin.
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9V Lithium Ion Rechargeable Battery Type-C USB Battery 9V Multimeter Lithium Microphone Metal Detector Cable Remote
Aliexpress UK
This is 9V I-Fonts Soft Shell Battery Buckle. 10 x 9V I-Fonts Soft Shell Battery Buckle. iPad 10.2 7th Generation 2019 Soft Leather Smart Cover Case Sleep Wake For Apple. hope you could understand. The lenght of line is about 6cm.
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1-10PCS LiitoKala 9V 1100mAh Battery 6F22 Type-C USB-9V Li-ion Battery for Multimeter Microphone Toy Remote Control KTV
Aliexpress UK