The short-neck lamp can be used for , for for Miwatch's 14.4v-18v flat lithium battery. Simple and convenient operation, with I/O switch. The measured power is 8W, the color temperature is 6500K, and the low-voltage protection circuit is designed. The 4A battery can be fully for about 8 hours. Designed with 15 SMD-LED lamp wicks, low voltage protection circuit (when the voltage is lower than 14.5V, automatic power off to protect the battery), The maximum working voltage is 25V. Luminous : 900LM. Colour:black :plastic Package Contents: 1 x tool light (not including battery) 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.