1. Suitable for 14.4V 18V series li-ion battery BL1415 BL1430 BL1450 BL1460 B1815 BL1830 B1850 BL1860 BL1860B and more 2. The lamp can be folded into a convenient angle for use.suitable for lighting in work, study, outdoor, field, emergency and other places. 3. ABS materials are more environmentally friendly and reduce human hazards. 4. The battery can be used flexibly. It is very powerful and full of functions. Stable and powerful performance, built to quality. LED Quantity: 15LEDs; 15 W 1600 Input voltage: 13V - 21V DC Input: 21V Note: The DC port cannot charge the battery! When your battery runs out of power or you don' have a corresponding lithium battery, you can choose an adapter with an output of 21V to provide power to the lamp! Please remove the battery after using this product to avoid affecting its lifespan! The product does not come with a battery! Please carefully confirm if you have the same battery as described below, otherwise do not place an order! If the product cannot function properly due to battery mismatch after placing the order, the buyer is responsible for it themselves! The actual product may have color difference due to different light or display Color: Black Material: ABS Package Contents: 1 x LED Working Light Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.