Widely Compatible - Convert AA size battery to C size battery, compatible with all types of AA batteries. Economical Shell - Save cost on C batteries, this little adapter allows you to use a AA battery in any device that requires a regular C size battery.
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2500Mbps Wired Network Card Adapter USB 3.2 Type C to 2.5G Gigabit Ethernet Adapter with PD100W Port
Aliexpress UK
Can convert any size AA battery to a size C battery. Easy to use - just slide in the AA battery into the converter. 4 pcs x AA To C Battery Converter(other accessories demo in the picture is not included.).
eBay
1000Mbps Ethernet Adapter USB 3.0 Type C to RJ45 Network Card Wired Ethernet Gigabit Adapter Lan
Aliexpress UK
AA to C size battery converter adapter case box is a 3D printed product made in the United Kingdom. This versatile adapter allows you to convert AA batteries into C size batteries, making it easier to power a variety of devices without the need for multiple batteries. With its compact design and reliable output, this converter is perfect for sound and vision equipment, providing a convenient solution for your battery power needs. set of 4 (12 pieces)
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BASEUS USB Ethernet Network Adapter for Macbook Pro Air USB C to RJ45 Ethernet Adapter for Xiaomi Mi
Aliexpress UK
Economic Case - Save on C D battery costs, this small adapter allows you to use AA batteries in any device that requires a regular C D -type battery. Easy to Use: Simply and easily provide a "C D size body" for AA batteries, Put the battery in it to be used with any C size battery.
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Type C USB Ethernet Adapter 2500Mbps High-speed External Network Card USB 3.0 to RJ45 Lan Adapter
Aliexpress UK
Can convert any size AA battery to a size C battery. Easy to use - just slide in the AA battery into the converter. Product: Battery Adapter Converter Case. Compatible With: all types of AA batteries.
eBay
2.5G USB Ethernet Adapter 2500Mbps USB3.0 Type C to RJ45 Lan Wired Ethernet Gigabit Adapter Network
Aliexpress UK
(BatteriesNOT included). These battery adapters mimic a D size battery much better than many of the others available, as they do not rely on the base of the AA battery to form the new base. This is a problem for many devices which have a large spring to connect to the negative end of the battery.
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ORICO Transparent Mini mSATA SSD Case To Type-C SSD Enclosure Adapter External Adapter 5Gbps for
Aliexpress UK
Widely Compatible - Convert AA size battery to C size battery, compatible with all types of AA batteries. Economical Shell - Save cost on C batteries, this little adapter allows you to use a AA battery in any device that requires a regular C size battery.
eBay
2500Mbps USB C Type-C Ethernet To RJ45 2.5G USB 3.0 Wired Adapter Converter Lan Network Hub For
Aliexpress UK
Can convert any size AA battery to a size C battery. Easy to use - just slide in the AA battery into the converter. Made from high quality, durable plastic, help AA batteries provide long power life.
eBay
100Mbps USB C Network Card USB To RJ45 Ethernet Lan Adapter 3 USB 2.0 Type C Hub for MacBook Xiaomi
Aliexpress UK