Battery adapter is made of high quality and durable plastic ABS, which provides long life of AA batteries. Just insert one AA battery into the D Size adapter, then converter it to be a standard D size battery. Suitable for gas stove water heater or any equipment that uses standard D-type batteries. This small adapter allows you to use AA batteries in any device that requires a regular D-type battery.

Specification:
Product name: Battery adapter.
Size: Diameter: 2.5 cm / 0.98".
Length: 4.6 cm / 1.8".
Material: ABS.

You will receive:
4 pcs D battery adapter.

Notes:
1.Manual measurement, please allow slight errors on size.
2.The color may exist slight difference due to different screen displays.