A. This lamp uses an E27 screw base, with a voltage of 12 - 60V and a power of 7W. It is relatively easy to install like a light bulb. B. The lamp has a lumen of 700lm, a white - light color temperature of 6500k, and an input voltage of 12 - 60V. C. The material of this lamp: The lower part is a PBT sphere, and the main body is made of PC material. D. It is suitable for both indoor and outdoor use. It is convenient to use and can be used in dark working areas, such as underground garages and outdoor venues. E. Type: E27 bulb - type LED lamp. F. Lamp base bottom: Suitable for 18V/20V (maximum) series lithium - ion batteries, such as 18V/20V (maximum) lithium - ion batteries like DCB180, DCB182, DCB201, DCB203BT, DCB206, DCB609, etc. G. The appearance and color of products from different batches may have some variations, but it generally does not affect the use. H. Color: White. I. Material: Plastic. J. Package contents: 1 converter. Only the above - mentioned package contents are included, and no other products are usually included. K. Precautions: Light reflection and different displays may cause the color of the items in the picture to be somewhat different from the actual product. The allowable size error is ±1 - 3cm.