70W Warehouse Workshop Factory LED Mining Lamp Explosion-proof Light, Hook with 50cm Chain Upgrade Version Bluetooth Speakers RGBCW and Multicolor smart bulb:

RGBCW and Multicolor smart bulb: The RGB cool white and warm white smart bulb Creating your favorite light effects with 16 million colors and the brightness of every color is dimmable

no ink cartridge needed when thermal printer is used

continuous

1 perpendandicular line + 1 horizontal line+1 bright spot

and there will be no additional dryness or noise between channels

70W Warehouse Workshop Factory LED Mining Lamp Explosion-proof Light, Hook with 50cm Chain Upgrade Version Bluetooth Speakers RGBCW and Multicolor smart bulb:1. Thickened aluminum material, high strength hardness, dustproof, compression resistance, high temperature resistance, durable 2. Polishing, high temperature oil sealing process to prevent the lamp body from rusting 3. Using LED energy saving chip, high brightness, low heat, not easy to flicker 4. Vitex heat sink uses air convection to speed up heat dissipation and extend lamp life. 5. Color: white 6. Voltage: 220V 7. Size: about 380x185mm