Features: Powerful long-life motor Patented cute-angled moving blade Considerate and digitalized smart enrgy display for reminder One internal environment-friendly lithium cobaltate(LiCoO2)Battery for a 1.5-2hours fast charging Patented cute-angled moving blade,sharp and durable Available to work for 1-3 hours after fully charged Dual-purposed ower supply technology Intelligent host chip management and protection for power supply