Crafted with sophistication in mind, this vape battery boasts a sleek brushed stainless steel exterior, presenting a refined aesthetic with a 14mm diameter. Its groundbreaking design incorporates a precision ceramic heat control mechanism, ensuring your oil reaches the optimal temperature for the perfect hit each time. Achieving accurate dosage is now a seamless process, facilitated by an indicator light on the button that flashes upon the complete release of the full dosage. Includes: 510 Threaded Battery Micro USB Charge Cord Carrying Case Usage Instructions: Attach the screw-on refill securely, ensuring the cartridge is fully seated. Activate the device by pressing the igniter button five times rapidly; the indicator light will flash to indicate it is turned on. Hold the battery upright and press the igniter button twice to initiate a 10-second pre-heat cycle, indicated by a red glow on the button. Once the oil is pre-heated, inhale slowly and steadily through the mouthpiece. A single dose lasts 8 seconds, and an indicator light will flash to signal its completion. Monitor the battery status; a yellow glow indicates the need for charging. Allow 40 minutes for the battery to regain its full charge.