This trimmer's long-lasting and incredibly efficient Lithium-Ion battery powers it! Its ergonomic design is incredibly lightweight and thin, making it simple to operate. It's an excellent trimmer for kids because it's also incredibly quiet. Blades with a chrome plating work well for outlining and close trimming. Important Elements Chrome Blade: A set of highly accurate, rapidly detachable chrome-plated blades. Power Source: After a full charge, a lithium ion battery with exceptional durability and efficiency provides 75 minutes of cordless operation. Motor: Robust rotary motor designed for accurate cutting. It is also very quiet, making it ideal for use on children. Perfect for precise cutting and delineating