Features: 1. Balanced bead maze design, interesting interactive design, practical. 2. When the balance beads successfully arrive (or pass the customs clearance sensor), it means that the customs clearance is successful, and colored lights will flash around it. 3. 4 seconds preheating, 8 hours battery life, one-click switching between two modes, and constant hand warmth at 45/55°C. 4. Skin-friendly spray technology gives you a warm feeling, compact and portable, large capacity mobile power supply. 5. There is also a large capacity hand-warming mobile power supply, which is portable, practical and interesting. Condition: 100% brand new Item Type: Hand Warmer Material: ABS PC Aluminum Alloy Dimensions: Approx. 10.5 x 7 x 2.8 cm / 4.1 x 2.8 x 1.1 inches Model: W01 Battery Capacity: 10000mAh Duration: 55℃/8h, 45℃/14h Charging Power: 10W Heating Power: 5W Input: Type-C interface Output: USB interface How to use: 1. Click to display the number. Double-click to turn on/off the light. Press and hold for 3 seconds to turn on/off the hand warmer mode. In hand warmer mode, click to switch between high and low gear (Note: In hand warmer mode, output charging will be automatically stopped). 2. Double-click the light switch to turn on the light, and double-click again to turn off the light. Features: When the level bead successfully reaches the interactive maze (or passes the level sensor), it means that the level has been successfully passed. There will be flashing colored lights around the finger. Closed finger rope design, handheld in non-slip packaging. Includes: 1 x hand warmer